Equation and Inequality Expression Word Problems

Erin can read at least 80 words per minute. Write an inequality to represent this situation. 

• x > 80

• x < 80

• x ≥ 80

• x ≤ 80

What inequality does the number line represent?

• x ≥ 3

• x > 3

• x < -3

• x ≤ -3

What inequality does the number line represent?

• x ≤ 4

• x ≥ -4

• x < -4

• x < 4

Ms. Henriquez's brother Alvaro is 5 years older than twice Ms. Henriquez age. Write an expression that represents the relationship of max's age in terms of Ms. Henriquez's age, x.

• 5x + 2

• 2x + 5

• 10x

• 2 + 7 + x

For a show, a band will be paid $150 plus $5 for each ticket sold.  Write an equation for their total payment (p) related to the number of tickets they sell (t).

• p = 150 + 5t

• p = 5 + 150t

• p + 5t = 150

• 5t - 150 = p

Evaluate 6p - 3  when p = 2

• 5

• 15

• 9

• 12

When graphing an inequality, you use an open dot when you use which symbol?

• <, >

• ≤, ≥ 

• <,≥

• ≤,>

To solve the equation below, you would...
x - 62 = 123

• add 62 to each side

• subtract 62 from each side

• multiply each side by 62

• Add 123 to each side

Joan needed $100 to buy a graphing calculator for her math class. Her neighbor will pay her $5 per hour to babysit and her Father gave her $10 for mowing the lawn. Which inequality represents the minimum amount of hours she will need to babysit in order for her to buy her calculator?

• 5x + 10 ≥ 100

• 5x - 100 ≥ 10

• 10x + 5 ≤ 100

• 5x + 10 > 100

Translate this sentence into an equation.
72 is the product of 8 and a Steve's age.
Use the variable h to represent Steve's age.

• 72 = 8 + h

• 72 = 8h

• 72 = 8 - h

• 72 = 8/h