Inequalities and Equations Review

Inequalities and Equations Review

Multiple Choice

What inequality is represented?

• x ≥ 4

• x > 4

• x < 4

• x ≤ 4

Multiple Choice

How would you graph the following inequality:

c ≤ −4

• open circle on -4, arrow to the right

• open circle on -4, arrow to the left

• closed circle on -4, arrow to the right

• closed circle on -4, arrow to the left

Multiple Choice

Solve the following inequality:

6x −4 < 14

• x ≤ 3

• x < 3

• x > 3

• no solution

Multiple Choice

Solve: 10 ≥ x - 3

• x ≥ 7

• x ≤ 7

• x ≥ 13

• x ≤ 13

Multiple Choice

Solve: -8x < 48

• x > -6

• x > 6

• x < 6

• x < 6

Multiple Choice

The product of a number and 5 is less than 55. Find the number.

• x < 5

• x < 11

• x ≤ 5

• x < 55

Multiple Choice

What is the first step in solving the following problem?

2x+10=22

• Add 10 to each side

• Subtract 10 from each side

• Divide by 2

• Multiply by 10

Multiple Choice

Which equation has x=9 as a solution

• 4 + x = 12

• 2x = 20

• 2x = 20

• 5x = 45

Multiple Choice

pV = nRT

solve for R

• R= pV/nT

• R= pV - nT

• R= p/n + V/T

• R= (pV-n)/T

Multiple Choice

Solve for y:

-4x + 2y = −8

• y = 4x - 8

• y = 2x - 4

• y = 2x - 8

• 2y = 4x - 8