Quiz about Equations & Inequalities STAAR Review

Question 1

What is the solution set for the inequality 4 - 5g > 39

Accepted Answer

g < -7

Answer

g > -7

Answer

g > 7

Answer

g < 7

Question 2

Which equation is true when c = 3?

Accepted Answer

4(c + 2) = 20

Answer

2c + 8 = 31

Answer

5(7 - c) = 32

Answer

9 - 6c = 0

Question 3

What is the solution set for this inequality?

-8x +40 > -16

Accepted Answer

x < 7

Answer

x > 7

Answer

x > -3

Answer

x < -3

Question 4

Question 4.

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 5

The greatest weight a moving truck can carry is 1,600 pounds. The truck is loaded with a piano that weighs 400 pounds. Boxes that weigh 50 pounds each will also be loaded into the truck.

Which inequality represents all possible values of x, the number of these boxes that can be loaded into the moving truck?

Accepted Answer

$$50x\ +400\le1,600$$

Answer

$$50x\ +\ 400\ge1,600$$

Answer

$$400x\ +\ 50\le1,600$$

Answer

$$400x\ +\ 50\ge1,600$$

Question 6

Which situation can be represented by this equation?

250 + 65x = 575

Accepted Answer

F

Answer

G

Answer

H

Answer

J

Question 7

The angle measures of a triangle are shown in the diagram.

What is the value of x?

Accepted Answer

28

Answer

25

Answer

20

Answer

10

Question 8

Nicholas is buying shirts for his baseball team. He will pay $9.50 for each shirt plus a one-time fee of $22.50 for the design.

Which equation can be used to find y, the total cost to buy x shirts?

Accepted Answer

y = 9.5x + 22.5

Answer

y = 22.5x + 9.5

Answer

y = 9.5x - 22.5

Answer

y = 22.5x - 9.5

Question 9

Natasha has a job putting letters in envelopes to be mailed. In 1 hour she put 42 letters in envelopes.

Which equation best represents y, the total number of letters Natasha put in envelopes in x hours if she continues at this rate?

Accepted Answer

y = 42x

Answer

x = y + 42

Answer

y = x + 42

Answer

x = 42y

Question 10

George started a coin collection. His dad gave him 75 coins. Each month he will add 20 coins to the collection.

Which equation can be used to find y, the total number of coins in George's collection after x months?

Accepted Answer

y = 20x + 75

Answer

y = 75x + 20

Answer

y = 75x - 20

Answer

y = 20x - 75

Question 11

Which equation best represents the relationship between x and y in the graph?

Accepted Answer

y = -2x + 3

Answer

y = 3x - 2

Answer

$$y\ =\ -\frac{1}{2}x\ +\ 3$$

Answer

$$y\ =\ 2x\ +\ \frac{3}{2}$$

Question 12

Which equation best represents the relationship between x and y in the graph?

Accepted Answer

$$y\ =\ -\frac{3}{4}x\ -\ 3$$

Answer

$$y\ =\ -\frac{4}{3}x\ -\ 3$$

Answer

$$y\ =\ -\frac{3}{4}x\ -4$$

Answer

$$y=\ -\frac{4}{3}x\ -\ 4$$

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