Mathematics High School

Solve the inequality 5z+8≥-7

Answers

Answer 1

Answer:

z≥−3

Step-by-step explanation:

1 Subtract 88 from both sides.

5z≥−7−8

2 Simplify -7-8−7−8 to -15−15.

5z≥−15

3 Divide both sides by 55.

z≥− 15/5

4 Simplify 15/5 to 3

z≥−3

Related Questions

PLEASE PLEASE PLEASE HELP RN

Answers

Answer:

7 to the power of 13

Step-by-step explanation:

Answer:

7 to the power of 13

Step-by-step explanation:

Step 1 - 7 to the power of 8 (7 x 8 = 56)

Step 2 - 7 to the power of 5 (7 x 5 = 35)

Step 3 - (7 x 8) + (7 x 5) = 91

Step 4 - Divide 91 by 7

Then your answer would be 7 to the power of 13

PLEASE HELP LOOK AT IMAGE WILL GIVE BRAINLIEST

Answers

I'm pretty sure it's the second one, anything to the Power of 0 (in this example p) is 1, and m to the -8th power simplifies to 1/m^8.

Hope this helps a little!

Answer:

IT IS THE SECOND ONEE

1/m8

r 44 44444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444444

Answers

R 44444444444444444444444444444

Graph by using the table of values

Answers

I hope the screenshots help, for future references you can you Desmos graphing calculator.

Please help me with this homework

Answers

Answer:

[tex]slop = \frac{y2 - y1}{x2 - x1} = \frac{ - 4 - 1}{ - 4 - 0} = \frac{ - 5}{ - 4} = 1.25[/tex]

Meg will have
1 serving of frozen yogurt for dessert. One serving of frozen yogurt is
3/4 cup. Meg only has a 1/8 cup scoop. How many scoops should Meg use to get 1 serving?

Answers

She would have to use 6 1/8 cup scoops to get 1 serving hope this helps

can someone help me i will give brainliest to whom ever right 28=x+13

Answers

the answer is that x equals 15

Answer:

Step-by-step explanation:

28= x +13

x= 28-13

Therefore, 28= 15 +13

Solve for the value of r.

Answers

Answer:

[tex]r = 9[/tex]

Step-by-step explanation:

[tex](6r + 4) = (7r - 5) \\ 7r - 6r = 4 + 5 \\ r = 9[/tex]

Help please, it is easy but not for me.

Answers

Answer:

60.28.

Step-by-step explanation:

We need the sine function because we are given the opposite side and we need the hypotenuse.

sin 71 = 57 / x

Cross multiply

x * sin 71 = 57

x = 57 / sin 71

= 60.28.

A scuba diver descends from the surface at a rate of 38 feet per minute.

What is the position of the scuba diver relative to the surface after diving for 3 minutes?

Answers

Answer:

114 feet

Step-by-step explanation:

Since the rate per minute is 38 ft per minute. You multiply that by three and get your rate for 3 minutes.

Answer:

114

Step-by-step explanation:

+38

114

Hope this helps!

Brainliest pls

Have a great day!

Raven is making pillows. Each pillow requires 3/5 yard of fabric. Raven has 6 yards of fabric. Use the number line to find 6 ÷ 3/5, the number of pillows Raven can make.

A: 10 pillows PLZ HELP ME MARK BARAINLIEST AND 150 POINTS
B: 6 pillows
C: 5 pillows
D: 3 pillows

Answers

Answer: It A. 6 ÷ 3/5 is 10

Step-by-step explanation:

I wasnt sure how to do number line i just did it in my head but hope this helps!

Answer: 10

Step-by-step explanation:

3/5 ÷ 6/1= 3/30

to get 3/30 you do cross multiplication

30÷3=10

I hope this helps you let me know if it did!!

The the measure of the angle please help

Answers

Answer:

165 degrees

Step-by-step explanation:

there are 2 measures on the other side of the protractor, they are: 15 and 165.

the angle is wider than a 90 degree angle, so it can't be 15 degrees

It’s 165 degrees as the other guy said, if you look at the protractor numbers where it’s stretched out to says 165 degrees so can I get brainliest answer
Hope it helps

A sandwich store charges a delivery fee to bring lunch to an office building. One office pays 33$ for 4 turkey sandwiches. Another office pays 61$ for 8 turkey sandwiches. How much does each turkey sandwich cost?

Answers

Answer:

8.25 for the 33$ and aporximately 7.63 for the 61$

Step-by-step explanation:

calculators exist

Q3). 0.4x + 0.3y = 1.7
0.7x - 0.2y = 0.8
Solve it by using substitution method.

Answers

[tex]▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ { \huge \mathfrak{Answer}}▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ [/tex]

The values of :

[tex]x = 2[/tex]

[tex]y = 3[/tex]

The given equations are :

[tex]0.4x + 0.3y = 1.7[/tex]

[tex]0.7x - 0.2y = 0.8[/tex]

now, let's multiply both the equations with 10 on both sides.

so, now our equations will be :

[tex]4x + 3y = 17[/tex]

[tex]7x - 2y = 8[/tex]

from Equation second :

[tex]7x - 2y = 8[/tex]

[tex]2y = 7x - 8[/tex]

[tex]y = \dfrac{7x - 8}{2} [/tex]

now, let's substitute the value of y from here into Equation first.

[tex]4x + 3y = 17[/tex]

[tex]4x +3 \bigg ( \dfrac{7x - 8}{2} \bigg) = 17[/tex]

[tex]4x + \dfrac{21x - 24}{2} = 17[/tex]

[tex] \dfrac{8x + 21x - 24}{2} = 17[/tex]

[tex] \dfrac{ 29x - 24 }{2} = 17[/tex]

[tex]29x - 24 = 34[/tex]

[tex]29x = 34 + 24[/tex]

[tex]29x = 58[/tex]

[tex]x = \dfrac{58}{29} [/tex]

[tex]x = 2[/tex]

here, we got the value of x = 2, let's plug it in equation second to find value of y :

[tex]7x - 2y = 8[/tex]

[tex]7(2) - 2y = 8[/tex]

[tex]14 - 2y = 8[/tex]

[tex]2y = 14 - 8[/tex]

[tex]2y = 6[/tex]

[tex]y = \dfrac{6}{2} [/tex]

[tex]y = 3[/tex]

And value of y = 3

Find the slope of the line graphed below!!

Answers

Answer:

The slope is 3/2

Step-by-step explanation:

Rise = 3

Run = 2

Rise/Run = 3/2

the same 4 friends buy tickets for two shows on consecutive nights. they use a coupon for $5 off each ticket. they pay a total of 416 for 8 tickets. write and solve an equation to find the orginal price of the tickets.

Answers

Answer:

416 i guess

Step-by-step explanation:

Please help me with this homework

Answers

Answer:

2-0

_____

-8-(-1)

explanation:

Rewrite as a whole number.
80/8

Answers

Answer:

Step-by-step explanation:

convert 11/15 to a repeating decimal

Answers

Answer: 11/15 as a decimal is 0.73333333333333.

Step-by-step explanation:

Can someone help me find the answers

Answers

Answer:

it should be 69 degrees

Step-by-step explanation:

180 which is the angle of a straight line minus 111 is 69

Answer:

69 degrees

Step-by-step explanation:

m is a point, if your trying to find lkh, is 69

lkm=111, and jkl=180, so 180-111=jkm

jkm=69

angles that are diagonal from each other are the same degree

lkh=69

hope this helps, if not see me in the commnets

HOPE THIS HELPS, BRAINLIEST PLEASE

f(x) = -x + 5
g(x) = x2 – x +4
Find: (f•g)(x)

Answers

Answer:

[tex](fog)(x) = - {x}^{2} + x + 9[/tex]

Step-by-step explanation:

[tex](fog)(x) = f(g(x)) \\ = - ( {x}^{2} - x - 4) + 5 \\ = - {x}^{2} + x + 4 + 5 \\ = - {x}^{2} + x + 9[/tex]

I hope I helped you^_^

3.3911649916 rounded to the nearest hundredth

Answers

The answer is 3.39

the hundredths place is 2 numbers after the decimal point

The answer is 3.39 because 1 doesn’t round up 9.

1 + -(2/3) - (-m) m = 9/2

Answers

answer

[tex]m = + 5 \div \sqrt{6 \: } \: \: \: or \: - 5 \div \sqrt{6} [/tex]

Solve the following equation:
5x - 3(x - 2) = -2
-
A) -4
B 2
C) -2
D
0

Answers

C. I got a new one today and I’m going back on my way to work now I

Three less than 4 times a number is equal to 12 more than seven times the number. What is the number?

Answers

Answer:

-5

Step-by-step explanation:

4x-3 = 7x+12

Subtract 12 from each side

4x-15 = 7x

Subtract 4x from each side

-15 = 3x

Divide each side by 3

-5 = x

Rewrite using symmetric propertyx = -5

Put the puzzle together by solving each problem!
A The gas tank in Bob's new car holds
12.4 gallons. If gas costs $2.45 per gallon,
how much would Bob pay to fill his tank?

Answers

$30.38 is how much it will cost Bob to fill his new car

Factor the expression

(3x − 6) (4x² − 1) – (2x − 4) (4x² + 4x + 1)

Answers

Step-by-step explanation:

[(3x − 6) (4x² − 1)] – [(2x − 4) (4x² + 4x + 1)]

>[3(x-2) (2x+1)(2x-1)]-[2(x-2)(4x²+2x+2x+1)

>[3(x-2)(2x+1)(2x-1)]-[2(x-2){2x(2x+1)+1(2x+1)}]

> 3(x-2)(2x+1)(2x-1)-2(x-2)(2x+1)²

> (x-2)(2x+1) [3(2x-1)-2(2x+1)]

> (2x²-3x-2)(6x-3-4x-2)

> (2x²-3x-2)(2x-5).

hope this helps you.

evaluate m/-6/5 for m = 6 3/4

need an explanation pls^^

Answers

Answer:

- 5 [tex]\frac{5}{8}[/tex]

Step-by-step explanation:

[tex]\frac{m}{-\frac{6}{5} }[/tex] , is equivalent to

m ÷ - [tex]\frac{6}{5}[/tex] , substitute given value of m

= 6 [tex]\frac{3}{4}[/tex] ÷ - [tex]\frac{6}{5}[/tex] ( change mixed number to improper fraction )

= [tex]\frac{27}{4}[/tex] ÷ - [tex]\frac{6}{5}[/tex] ( leave first fraction, change ÷ to × , flip second fraction )

= [tex]\frac{27}{4}[/tex] × - [tex]\frac{5}{6}[/tex] ( cancel 27 and 6 by 3 )

= [tex]\frac{9}{4}[/tex] × - [tex]\frac{5}{2}[/tex] ( multiply values on numerator/ denominator )

= - [tex]\frac{9(5)}{4(2)}[/tex]

= - [tex]\frac{45}{8}[/tex]

= - 5 [tex]\frac{5}{8}[/tex]

Information is given about a polynomial f(x) whose coefficients are real numbers. Find the remaining zeros off Degree 3; zeros: -1, 4-i OTS

Answers

Answer: 8+i

Step-by-step explanation:

i always come in a pair, so if you have an -i you will have a +i

AM WILLING TO GIVE BRAINLIEST AND LOTS OF POINTS

Shanice's school made $850 by selling 125 tickets to the annual talent show. They sold adult tickets for $10 and student tickets cost $6. How many adult tickets did they sell? How many student tickets did they sell?

(1) Write a system of equations to represent this situation. Define your variables.

(2) Solve the system of equations algebraically using the elimination method.

(3) Verify your solution by solving the system of equations algebraically using the substitution method.

(4) Verify your solution by graphing the system of equations (I've attached the graph).

(5) Interpret your solution to the system of equations in words.

Answers

Answer:

850/10+6=53.125

53.13/2

Step-by-step explanation:

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