Unit 2 Review

Front

If four ice creams cost $3.20, what would 8 ice creams cost?

Back

$6.40

Front

7 soccer balls cost $630. How much do 14 soccer balls cost?

Back

$1260

Front

Solve for b: 3b - 4 = 20

Back

b = 8

Front

Solve for x: |4x−3| = 17

Back

x = 5 and x = -3.5

Front

65% of 320 is what number?

Back

208

Front

What is the formula for calculating percentage?

Back

Percentage = (Part/Whole) × 100

Front

How do you find the total cost of multiple items?

Back

Total Cost = Cost per item × Number of items

Front

What is the definition of a variable in algebra?

Back

A symbol used to represent an unknown value.

Front

What does it mean to solve an equation?

Back

To find the value(s) of the variable(s) that make the equation true.

Front

What is the absolute value of a number?

Back

The distance of that number from zero on the number line, always positive.