Please help me with the explanation! I need to remember how to do this

Answers

Answer 1

Answer:

like what do you want to remember.


Related Questions

i need help what is this?

Answers

x intercept is 25 and y intercept is -25/6

Mr. Sayre purchased one can of peanuts and some apples. One can of peanuts cost $4. The apples cost $2 per pound. There was no tax on Mr. Sayre's purchase. Mr. Sayre spent $13.
How many pounds of apples did he purchase?

Answers

Answer:

He purchased 4 1/2 pounds of apples.

Step-by-step explanation:

Total of 13 dollars

One can of peanuts cost 4 dollars so subtract 4 from 13

You have 9 dollars that you spent on apples

if the apples cost 2 dollars per pound

divide

(how many times 2 can go in 9)

Only 4.5 (AKA 4 1/2)

9 divded by 2

Triangle JKL, with vertices J(2,-4), K(6,-5), and L(4,-2). What is the area, in square units, of triangle JKL?​

Answers

Answer:

i bleve it is 43

Step-by-step explanation:

I COULD WRONG !!!!!! SORRRY

help me!!! - giving brainly if correct AND WORK IS SHOWN
I'd prefer if you answer both questions.​

Answers

Answer:

2nd answer, and 5 hours

Step-by-step explanation:

Section 1

The answer is the 2nd one down.  The tickets are selling at a rate of

floor tickets: 100/h; stand tickets:  75/h

Since the stand tickets were selling 150 in 2 hours, only 75 were sold per hour.

Section 2

There are only 375 stand tickets left to sell.

Every 2 hours 150 are sold or you can also say 75 per hour.

If you're selling 75 per hour, you would divide 375 by 75 which would give you 5 hours to sell out the stands tickets.

375/75 = 5 hours

solve for Y -2(y-3)+12y>16

Answers

Answer:

Y>1

Step-by-step explanation:

PLEASE HELP ME !!!!!! EASY!!!!

Answers

Answer:

JL = √38.

a = 1 and b = 38.

Step-by-step explanation:

Using Pythagoras:

(JL)^2 = (√8)^2 + (√30)^2

(JL)^2 = 8 + 30 = 38.

JL = √38.

Emma wraps a gift box in the shape of a right rectangular prism. The figure below shows a net for the gift box

Answers

Answer:

Step-by-step explanation:

the box is folded

Please no links will mark brainiest for complete and correct answer.
question is in pic below

Answers

Answer:

(4x^5)^2 you just need to square 4x^5

Answer:

Step-by-step explanation:

one side = 4x^5

four sides of the square= (4x^5)^2

= (4x^5)* (4x^5)

=16x^10

y=5+2x when x=4, what does
/
y equal

Answers

Answer:

y = 13

Step-by-step explanation:

Y = 5 + 2x but when x = 4 you replace any X variables with 4

So the equation now is 5 + 2(4) = 5 + 8 = 13

y = 13

hope with helped :)

Ruby is saving up to buy a new jacket. She already has $25 and can save an additional $7 per week using money from her after school job. How much total money would Ruby have after 10 weeks of saving? Also, write an expression that represents the amount of money Ruby would have saved in ww weeks.
Total savings after 10 weeks:
Total savings after ww weeks:

Answers

$70 because if you multiply $7 by 10 it += to $70

From the question;

1) Ruby will save $95 after ten weeks

2) The equation for ww weeks is; S = $25 + ($7 x ww)

What is an equation?

Total savings after 10 weeks:

Ruby saves $7 per week from her after school job, and she already has $25, so her total savings after 10 weeks can be calculated as follows:

Total savings = Initial savings + (Weekly savings x Number of weeks)

Total savings = $25 + ($7 x 10)

Total savings = $25 + $70

Total savings = $95

So, Ruby would have a total of $95 after 10 weeks of saving.

Expression for the amount of money Ruby would have saved in ww weeks:

Let "S" represent the total savings after ww weeks.

Expression: S = $25 + ($7 x ww)

Learn more about equation:https://brainly.com/question/10724260

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what does 12- + 1 +11 equal

Answers

Answer:

If the question is

12 - 1 + 11

Then the answer is

22

If the question is

12 + 1 + 11

Then the answer is

24

Step-by-step explanation:

Hope this is what you were looking for :)

The length of the base of an isosceles triangle is x. The length of a leg is 5x – 3. The perimeter of the triangle is 60. Find x.
X

Answers

Answer:  x = 6

Step-by-step explanation:

The perimeter of the isosceles triangle = 2 leg + base

Since the perimeter = 60

then 60 = 2(5x - 3) + x

       60 = 10x - 6 + x

 60 + 6 = 11x

         6 = x

         

Answer: x = 6

Step-by-step Explanation:

The legs are both the same so 2(5x - 3) accounts for both. Then add x and simplify.

10x - 6 + x

11x - 6

Set equal to 60

11x - 6 = 60

11x = 66

x = 6

help me slove this problem

Answers

The answer is D. (-160)÷8

The answer can t be a decimal therefore a and c are out. The answer has to be negative bc it was a lost. Therefore since -160 was a loss it has to be negative

Answer:

D

Step-by-step explanation:

Loss = -160

Shared between 8 owners.

So, (-160) ÷ 8

A car travel at an average speed of 60miles per hour on a trip. What is the car's speed in feet per second?

Answers

Answer:

88ft per second hope i helped

help plz ill give u BRAINEST ​

Answers

Answer:

First option, relation 1 and relation 4

Step-by-step explanation:

Because they both cross one of the two axes once, which from what I remember, makes it a function.

Hope this makes sense, and please correct me if I'm wrong :)

Can trigonometric relationships be applied to non-right triangles? Explain your stance.

Answers

A few but not all .

Let's learn some trigonometric identities

[tex] \boxed{\begin{minipage}{6cm} Important Trigonometric identities :- \\ \\ $\: \: 1)\:\sin^2\theta+\cos^2\theta=1 \\ \\ 2)\:\sin^2\theta= 1-\cos^2\theta \\ \\ 3)\:\cos^2\theta=1-\sin^2\theta \\ \\ 4)\:1+\cot^2\theta=\text{cosec}^2 \, \theta \\ \\5)\: \text{cosec}^2 \, \theta-\cot^2\theta =1 \\ \\ 6)\:\text{cosec}^2 \, \theta= 1+\cot^2\theta \\\ \\ 7)\:\sec^2\theta=1+\tan^2\theta \\ \\ 8)\:\sec^2\theta-\tan^2\theta=1 \\ \\ 9)\:\tan^2\theta=\sec^2\theta-1$\end{minipage}}[/tex]


Victor's Video Arcade pays its employees $7.95 per hour for weekday hours and $9.25 per hour for weekend hours. How much will an employe
working six consecutive days for seven hours per day if the employee starts working on a Monday? $_.00
rations with Rational Numbers (Calculator Inactive)
tor's Video Arcade pays its employees $7.95 per hour for weekday hours and $9.25 per hour for weekend hours. How much will an employe
working six consecutive days for seven hours per day if the employee starts working on a Monday? $ X 463
V 343.00on 1
on with Rational Numbers (Calculator Inactive)
Video Arcade pays its employees $7.95 per hour for weekday hours and $9.25 per hour for weekend hours. How much will an employee earn
king six consecutive days for seven hours per day if the employee starts working on a Monday? $_.00
ions with Rational Numbers (Calculator Inactive)
; Video Arcade pays its employees $7.95 per hour for weekday hours and $9.25 per hour for weekend hours. How much will an employee earn working six consecutive days for seven hours per day if the employee starts working on a Monday?

Answers

Answer:

i can't understand ur question

6. Find the interval(s) over which the function is constant
please help me!!
A. (-infinity, 1)
B. (3, infinity)
C. (-infinity, -2) U (3, infinity)
D. (-infinity, -2)

Answers

the answer is d!

Step-by-step explanation:

the constant line starts at (-2, 1) and goes on forever

Roger paid $27.50 for a sweatshirt. This amount includes a sales tax of 10%. What was the cost of the sweatshirt before tax?

Answers

Answer:$25.00

Step-by-step explanation:

Net Amount (excluding tax) $25.00

Tax (10.0%) $2.50

Gross Amount (including tax) $27.50

in short 10% tax of $25.00 is $27.50.

The required cost of the sweatshirt before tax s given as $24.50.

What is the percentage?

The percentage is the ratio of the compositions of matter to the overall composition of matter multiplied by 100.

Here,
Roger paid $27.50 for a sweatshirt. This amount includes a sales tax of 10%.
Cost of the sweatshirt before tax = 27.50 - 10% of 27.50
                                                   = 27.50 - 0.1× 27.50
                                                  = $24.50

Thus, the required cost of the sweatshirt before tax s given as $24.50.

Learn more about percentages here:

brainly.com/question/13450942

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Write the equation of each line in slope-int. Form

y=mx + b

3. Slope = -2 and y-int. = -6

I

Answers

Answer:

y=-2x-6

Step-by-step explanation:

You put the slope before the x and the y intercept goes at the end.

Use trig identities to show that sec θ − cos θ = tanθ (sin θ)

Answers

Use [tex]\sec\theta = \dfrac{1}{\cos{\theta}}[/tex]  to get

    [tex]\sec\theta -\cos{\theta}= \dfrac{1}{\cos{\theta}}-\cos(\theta})[/tex]

Then find a common denominator:

    [tex]\dfrac{1}{\cos{\theta}}-\cos(\theta}) = \dfrac{1}{\cos{\theta}}-\dfrac{\cos^2\theta}{\cos\theta}[/tex]

But now make that one fraction:

    [tex]\dfrac{1}{\cos{\theta}}-\dfrac{\cos^2\theta}{\cos\theta} = \dfrac{1 - \cos^2\theta}{\cos{\theta}}[/tex]

But that's just sin^2 on the top

    [tex]\dfrac{1 - \cos^2\theta}{\cos{\theta}} = \dfrac{sin^2\theta}{\cos{\theta}} = \dfrac{sin\theta\cdot sin\theta}{\cos{\theta}}[/tex]

Split that fraction up:

    [tex]=\dfrac{ sin\theta}{\cos{\theta}}\cdot sin\theta[/tex]

And tan = sin/cos

    [tex]=\tan\theta\cdot sin\theta[/tex]

Write 360 as a product of primes.
Use index notation when giving your answer

Answers

Answer:

First, find any number that divides evenly into 360. Perhaps the number that comes to mind, since it ends in a 0, is 10. Since 10 divides into 360 and the result is 36, you can write 360 = 10*36.

Step-by-step explanation:

Sana makatulong

Lowest term of 4 11/12

Answers

Answer:

its already at its lowest. you can write it as a decimal 0.916667, but this fraction is already at its lowest.

he equation of the line of best fit relating age (in years) and the median height (in cm) of boys is given.

y = 6.5x + 75.5
Which statement below best interprets the slope in the context of the problem?

Answers

Answer:

proof: answer is 2/13

1 / 6.5 = m

m = 0.153846154

10/65 = m

m = 2/13

2/13 = m

m = 0.153846154

Therefore we could show multiplication proof

m = 10/65  =   m = 2/13

2 x 5 = 10

13 x 5 = 65

Step-by-step explanation:

See attached graph of y = 6.5x+75.5

plotting the graph

1. Mark y intercept at 75.5 as given in the equation

2. find the slope to whole numbers

m =  10 across / 65 across = 6.5 slope

Mapping Pythagoras   10^2 +65^2 = c^2

sqrt 100 + sqrt 4225 = c^2

c^2 = sqrt 4225 = 65.7647322 = 65.8

0.7647322 / 65 = 0.0117651108 = 100th

65 + 0.0117651108 = 65.011765.....

Therefore 10 across / 65.0118  down

or 10 across  / 65 down is another way to graph, as seen on graph.

m = 10/65  =   m = 2/13

2 x 5 = 10

13 x 5 = 65

Solve the inequality.

Answers

Answer:

w ≤ 2/5

Step-by-step explanation:

−2w+7≥3w+5

Step 1: Subtract 3w from both sides.

−2w+7−3w≥3w+5−3w

−5w+7≥5

Step 2: Subtract 7 from both sides.

−5w+7−7≥5−7

−5w≥−2

Step 3: Divide both sides by -5.

−5w/−5≥−2/−5

w≤2/5

Answer:

w ≤ 2/5

Find the difference (7-3t) - 5(-1.6t + 5)

Answers

Answer:

5t - 18

Step-by-step explanation:

STEP 1: Simplify 8/5

equation at end-                                                                                                           8 (7 - 3t) -  (5 • ((0 -  (— • t)) +  5)) 5          

STEP 2:          2.1   Adding a whole to a fraction

Rewrite the whole as a fraction using  5  as the denominator :

      5     5 • 5

   5 =  —  =  —————

        1       5  

Equivalent fraction : The fraction thus generated looks different but has the same value as the whole

Common denominator : The equivalent fraction and the other fraction involved in the calculation share the same denominator

\2.2       Adding up the two equivalent fractions

Add the two equivalent fractions which now have a common denominator

Combine the numerators together, put the sum or difference over the common denominator then reduce to lowest terms if possible:

-8t + 5 • 5     25 - 8t

———————————  =  ———————

EQUATION AT END:  (25 - 8t)

 (7 - 3t) -  (5 • —————————)

                      5    

STEP 3:  (7 - 3t) -  (25 - 8t)

Rachel earned $54.79 last week. Morgan earned $50.23. About how much more did Rachel earn?

Answers

Answer:

$4.56

Step-by-step explanation:

It would be $4.56
You would do 54.79-50.23

He has a coupon for $10 off any grooming service. He must pay an 8% sales tax, which is applied to the discounted price, and then added to find the total price. Estimate the total amount Paul paid at the dog groomer.

Answers

Answer:

Well since you didn't provide the initial cost im just going to use 100$ as the initial cost.

the service costs 100 dollars minus the coupon of 10 dollars so 90 plus the sales taxes it is (which is 7.20$) it leaves us with a total of 97.20 saving him 10.80$ if he did not use the coupon

Step-by-step explanation:

Somebody help me please

Answers

A I think … maybe b forgive me if I’m wrong

Point R is located at 8,13 where is R after a translation 8 units left and 6 units down

Answers

Answer:

On the Y axis

Step-by-step explanation:

Answer:

(0, 7)

Step-by-step explanation:

aight so its set up as (x,y). X on the graph is left and right while y is up and down. "8" means that the X is positive or to the right of the origin. If you go left, essentially you are subtracting. So 8-8=0. Same kind of idea for the Y axis. Up is positive, down is negative. If you're going down 6 from 13 (13-6) then you are at 7. (0,7)

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