HELPPPP PLEASEEEDJDJSJNDN

HELPPPP PLEASEEEDJDJSJNDN

Answers

Answer 1

Answer:

x=14/9

Step-by-step explanation:

Answer 2

Answer:

x = 0

Step-by-step explanation:

9x - 7 = -7

Add 7 on both sides so that 9x can be isolated

9x - 7 + 7 = -7 + 7

9x = 0

Divide by 9 on both sides so x can be by itself

9/9x = 0/9

x = 0


Related Questions

I need some help with y = tan(x − π/4 ) + 1

Answers

thats the graph for it hope it helps

Marcia needs to wrap a gift box that's 16 in x 18 in x 44 in.

How much wrapping paper will she need to cover the surface area of the box?

A) 1,784 in^2
B) 12,672 in^2
C) 6,336 in^2
D) 3,568 in^2

Answers

Answer:

B. 12,672 in^2

16 x 18 x 44 = 12672

Answer:

D.

Step-by-step explanation:

PLEASE HELP ITS MATH THANK YOUUUU

Answers

1millimeter = 1cm I think

What is the solution to the following system of
equations?
-2x + 8y = - 14
- 4x + y = - 13

Answers

Step:just like this
Y-1
X3
Hahahaha hahaha hahaha wheushw whe

Use implicit differentiation to find an equation of the tangent line to the curve at the given point.
x^2/3 + y^2/3 = 4
(-3√3, 1)
(astroid) ​

Answers

Differentiate both sides of

[tex]x^{2/3} + y^{2/3} = 4[/tex]

implicite with respect to x :

[tex]\dfrac23 x^{-1/3} + \dfrac23 y^{-1/3} \dfrac{\mathrm dy}{\mathrm dx} = 0[/tex]

Solve for the derivative dy/dx :

[tex]x^{-1/3} + y^{-1/3} \dfrac{\mathrm dy}{\mathrm dx} = 0 \\\\ y^{-1/3} \dfrac{\mathrm dy}{\mathrm dx} = - x^{-1/3} \\\\ \dfrac{\mathrm dy}{\mathrm dx} = -\dfrac{x^{-1/3}}{y^{-1/3}} \\\\ \dfrac{\mathrm dy}{\mathrm dx} = -\left(\dfrac yx\right)^{1/3}[/tex]

Get the slope at the given point (-3√3, 1) :

[tex]\dfrac{\mathrm dy}{\mathrm dx}(-3\sqrt3,1) = -\left(\dfrac{1}{-3\sqrt3}\right)^{1/3} = \dfrac1{(3\sqrt3)^{1/3}} = \dfrac1{\sqrt3}[/tex]

Then the equation of the tangent line to the curve through (-3√3, 1) is

[tex]y - 1 = \dfrac1{\sqrt3}(x+3\sqrt3) \\\\ \boxed{y = \dfrac1{\sqrt3}x + 4}[/tex]

Anyone know the common ratio and zero term for this ?

4, 12, 36, ...​

Answers

Answer:

36/12=3

12/4=3

Therefore, common ratio is 3

Tn = ar^(n-1)

T0=4*3^(0-1)

4*1/4

4/3

What is the result of 96-8? Use the model to find the answer.
00
12
32

Answers

The correct answer is 12. I got it right

Identify which of the sequences below is a geometric sequence.
A. 2, 4, 6, 8,...
B. 3, 6, 18, 54, ...
C. 2, 6, 18, 54. ...
D. 2, 6, 18, 36, ...

Answers

Answer:

C or B

Step-by-step explanation:

because you have to think and just because the numbers are in order dont mean nun so the most answer that makes sense is C

I NEED HELP WITH THIS MATH PROBLEM!!!!!

WHICH EXPRESSION IS EQUIVALENT TO -8M-8+3M-6?
-11m-2 -5m-2
-5m-14 or -16m-3

Answers

Answer:

-5m-14

Step-by-step explanation:

-8M-8+3M-6

Add -8m and 3m, -8 + 3m = -5m

Next add negative 8 and 6, -6 + -8 = -14

Lastly, put it together,  -5m -14.

Hope that helps!

Please answer all 3 questions. I need real answers. It should only take about 10 minutes. Real answers only, or I will report you.

Answers

Answer:

1.(x-7)(x+2)=x^2-7x+2x-14=x^2-5x+14

2.(x+5)(x-1)=x^2-x+5x-5=x^2+4x-5

3.-2(x+1)(x-2)=-2(x^2-2x+x-2)=-2(x^2-x-2)=-2x^2+2x+4

Factorise 3a2 (squared) - 7a

What’s the answer?
Don’t use the calculator.

Answers

Step-by-step explanation:

[tex] {3a}^{2} - 7a \\ a(3a - 7) \\ \\ \\ \\ \\ \\ hope \: it \: helps \\ stay \: safe \: healthy \: and \: happy[/tex]

Every day Ahmet buys a scratch-off lottery ticket with a 40%, percent chance of winning some prize. He noticed that whenever he wears his red shirt he usually wins. He decided to keep track of his winnings while wearing the shirt and found that he won 3 out of 3 times. Let's test the hypothesis that Ahmet's chance of winning while wearing the shirt is 40%, percent as always versus the alternative that the chance is somehow greater.

Answers

Testing the hypothesis, it is found that the p-value of the test is 0.017 < 0.05, which means that we can conclude that the red shirt increases his chances of winning.

At the null hypothesis, we test if the proportion is of 40%, that is:

[tex]H_0: p = 0.4[/tex]

At the alternative hypothesis, we test if the proportion is greater than 40%, that is:

[tex]H_1: p > 0.4[/tex]

The test statistic is:

[tex]Z = \frac{X - p}{s}[/tex]

In which:

X is the sample proportion.p is the value tested at the null hypothesis.s is the standard error, given by:

[tex]s = \sqrt{\frac{p(1 - p)}{n}}[/tex]

With n as the sample size.

In this problem:

0.4 is tested at the null hypothesis, thus [tex]p = 0.4[/tex].Won 3 out of 3, thus [tex]n = 3, X = \frac{3}{3} = 1[/tex].The standard error is:

[tex]s = \sqrt{\frac{0.4(0.6)}{3}} = 0.283[/tex]

The value of the test statistic is:

[tex]Z = \frac{X - p}{s}[/tex]

[tex]Z = \frac{1 - 0.4}{0.283}[/tex]

[tex]Z = 2.12[/tex]

The p-value is the probability of finding a sample proportion of 1 or "above", which is 1 subtracted by the p-value of Z = 2.12.

Looking at the z-table, Z = 2.12 has a p-value of 0.983.1 - 0.983 = 0.017.

The p-value of the test is 0.017 < 0.05, which means that we can conclude that the red shirt increases his chances of winning.

A similar problem is given at https://brainly.com/question/24166849

Your boss sends you to the hardware store to buy tie down rope. He tells you to buy the best deal. What is the savings per unit between the best deal and worst deal?

Answers

Answer:

Explain more

Step-by-step explanation:

You need to explain more like add an image or tell us how much much money is a rope.

7+2n=8n-5
n=?
whatsl does n equal​

Answers

8n -2n=7+5

6n =12

n =2

this is the answer

The answers is n=2
Because you have to combine like terms first
2n-8n=-5-7
-6n=-12 divide by 6
n=2

Share ur negativity…

Answers

Answer:

I'm almost 30,000 dollars in debt

Step-by-step explanation:

It makes me cry

legit having at least 3 tests every week

Natalie is a real estate agent and earns a 3% commission on all homes she sells. She estimates that she will earn $8,250 on the next house she sells. She actually earns $9,210. What was Natalie’s estimate for the selling price of the home? What was the actual selling price of the home?

Answers

Using the percentage principle, the estimated and actual sale price of the Home are $275, 000 and $307,000 respectively.

Commission on sale = 3%

Estimated commison = $8250

Let Estimated sale price = P

3% × P = 8250

0.03p = 8250

p = 8250 / 3

p = $275000

Actual commission earned = $9210

Let Actual sale price = P

3% × P = 9210

0.03p = 9210

p = 9210 / 3

p = $307,000

Therefore, the estimated and actual sale price are $275,000 and $307,000 respectively.

Learn more : https://brainly.com/question/18112348

In a random sample of 175 community college students, the mean number of hours spent studying per week is 13.7 hours and the standard deviation is 4 hours.

Assuming the distribution of the number of hours community college students study per week is normally distributed, approximately how many of the students in the sample study between 9.7 and 17.7 hours per week?

Answers

Answer:

Approximately there are 119.47 students per week

Step-by-step explanation:

The # of students in the sample study between 9.7 and 17.7 hrs per week;

P (9.7 < x < 17.7) =  P ((9.7 - 13.7)/4 < 7 < (17.7-13.7)/4)

P (-4/4 < 7 < 4/4)

P (-1 < 7 < 1)

0.8413 - 0.1587

0.6827

Therefore the # of student = n P

175 * 0.6827

119.47


What’s the domain and range ?

Answers

Answer:

2,5 I'm guessing

Step-by-step explanation:

because two up and five to the right even though its kinda blurry

helpp meeeee plsssss ​

Answers

Answer: 15/4 = 3.75Solution is in the picture.
4 11/16 divided by 1 1/4
=75/16 divided by 5/4
=75/16 times 4/5
= 75 times 4
~~~~~~~~~
16 times 5
=300/80
=300 divided by 20
~~~~~~~~~~~~~~~~~~
80 divided by 20
= 15/4 =3 3/4
please mark me brainliest

A pool is being filled with a hose. The equation y=12x represents the relationship between
the number of gallons of water in the pool (V) and the number of minutes the water runs (X). If
this relationship is represented on a graph, which ordered pair would not lie on the line?
50 POINTS NEED HELP ASAP PLS AND THANK YOU

Answers

D is the right choice. You just have to plug in each ordered pair in place of y=12x and see which one doesn’t make sense

It is observed that point (18, 206) does not lie on the line. Then the correct option is D.

What is a linear equation?

A connection between a number of variables results in a linear model when a graph is displayed. The variable will have a degree of one.

The linear equation is given as,

y = mx + c

Where m is the slope of the line and c is the y-intercept of the line.

The equation is given below.

y = 12x

Where 'y' represents the number of gallons of water in the pool and 'x' represents the number of minutes the water runs.

The equation is drawn below.

From the chart, it is seen that point (18, 206) doesn't lie on the line. Then the right choice is D.

More about the linear equation link is given below.

https://brainly.com/question/11897796

#SPJ2

Need help fast thank you it would really help

Answers

Answer:

See below

Step-by-step explanation:

Line Ay - y₁ = m(x - x₁)y + 3 = -3/4(x + 4)The slope is m = -3/4Line B

Use  the points (0, 5) and (6, 0).

The slope is:

m = (y₂ - y₁)/(x₂ - x₁)m = (0 - 5)/(6 - 0) = - 5/6

Compare the absolute value of slopes:

-|3/4| < |5/6|

The slope of the line A is shallower (or less steep, use the corresponding word from the drop down list) of slope of line B.

15 is 37 1/2 of what number?

Answers

Answer: 40

Step-by-step explanation:

15 / 37.5 x 100 = 40

how do you prove that vertical angles are ⩭

Answers

Answer:

congruent

Step-by-step explanation:

If two angles are vertical angles, then they're congruent

hope it helps

mark me brainliest

Find the measure of the third angle in each of the following triangles. The triangles are not drawn to scale.
a.
A triangle has two of its angles labeled 60 degrees and 60 degrees.
b.
A right triangle has the angle between the hypotenuse and one of the legs labeled 30 degrees.
a. The measure of the missing angle is
nothing. ​(Simplify your​ answer.)
b. The measure of the missing angle is
nothing. ​(Simplify your​ answer.)

Answers

Answer:

A. 60 degrees

B. 60 degrees

Step-by-step explanation:

(a)

60 degrees +60 degrees + missing angle  = 180 degrees

(angle sum property of triangle)

missing angle = 180 - 120 = 60 degrees

(b)

90 degrees + 30 degrees =120 degrees +missing angle = 180 degrees

missing angle = 60 degrees

help Perform the indicated operation.

(-7) · (-5)

-12
-35
12
35

Answers

Answer:

35

Step-by-step explanation:

(-7) • (-5)

= 7 • 5

= 7 + 7 + 7 + 7 + 7

= 14 + 7 + 7 + 7

= 21 + 7 + 7

= 28 + 7

= 35

[tex] [/tex]

What kinds of education did Martin Luther king JR have in high school and college?
Answer ASAP

Answers

Step-by-step explanation:

graduated from Booker T. Washington High School and was admitted to Morehouse College at age 15. Graduates from Morehouse college and enters Crozer Theological Seminary.

King entered Morehouse at the age of fifteen. In 1948, he graduated from Morehouse College with a B.A. degree in Sociology. That fall, he enrolled in Crozer Theological Seminary in Chester, Pennsylvania. While attending Crozer, he also studied at the University of Pennsylvania.

can you solve five ninths plus four sixths =

Answers

Answer:

five ninths plus four sixths is sixty six fifty four

whats is 2+2?
im confused pls explain

Answers

4 cause 2 and 2 equals 4

Answer true or false

Answers

Answer:

true

Step-by-step explanation:

please mark brainiest

What is the solution to the system -3×+4y+2z=-3 2×-4y-z=0 y=3x-13

Answers

Answer:

x=5, y=2, z=2

Step-by-step explanation:

y=3x-13

-3x+4y+2z = -3x + 4(3x-13) + 2z = 9x+2z-52 = -3

9x + 2z = 49  ... (1)

2x-4y-z = 2x-4(3x-13)-z = -10x-z+52 = 0

10x + z = 52  ... (2)

(2)*2-(1): 11x = 55         x = 5

y = 3x-13 = 15-13 = 2      y=2

z = (49-9x) / 2 = 2         z = 2

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