One-Step Equations & Inequalities

Pick the correct inequality.

• A

• B

• C

• D

Which choice models this situation? Marcus needs to sell 25 tickets to a fundraiser by Friday. So far, he has sold 9 tickets. How many tickets does he still need to sell?

• t - 9 = 25

• 9t = 25

• t + 9 = 25

• t/9 = 25

From this equation, name the variable. 3x=73x=7  

• 7

• 3

• -4

• x

Mathematically, what is the 10 doing to the x?   

10x=90

• Adding 10

• Subtracting 10

• Multiplying 10

• Dividing 10

Solve the inequality.

• x ≥ 8

• x ≤ 8

• x ≥ 18

• x ≤ 18

Choose the correct expression that represents 7 is less than a number.

• x > 7

• x < 7

• x ≤ 7

• x ≥ 7

8.9 + j = 12.8

• j = 21.7

• j = 1.4

• j = 3.9

• j = 4.1

Describe the graph for the solution for the following inequality:

a + 13 ≥ 20

• Closed circle; arrow pointing left

• Closed circle; arrow pointing right

• Open circle; arrow pointing left

• Open circle; arrow pointing left

Greg wrote in his math journal that 17 - x = 9 is an example of an algebraic equation. Which statement is true about the example Greg wrote in his math journal?

• Greg's example is an equation because there is a variable present.

• Greg's example is an equation because x can represent any value.

• Greg's example is an equation because it is a number sentence stating two amounts are equivalent.

• Greg's example is an equation because there are two numbers present.

When graphing an inequality, you use a closed circle when you use which symbols?

• ≤, ≥

• <, >