Pre-Algebra Review

Front

Solve -3x + 5 = -16

Back

7

Front

Solve 2x - 3 = 1

Back

2

Front

Simplify the expression: -20 + 7

Back

-13

Front

Simplify the expression: (-n + 3)(-8)

Back

8n - 24

Front

Simplify the expression: 2m - 8 - 2m - 1

Back

-9

Front

What is the distributive property?

Back

a(b + c) = ab + ac

Front

What is a variable in algebra?

Back

A symbol used to represent an unknown value.

Front

Define an equation.

Back

A mathematical statement that asserts the equality of two expressions.

Front

What is the purpose of simplifying expressions?

Back

To make them easier to work with and understand.

Front

What does it mean to solve an equation?

Back

To find the value of the variable that makes the equation true.