8th Grade Equations Test Review

Front

Solve for x: 5x - 14 = 8x + 4

Back

x = -6

Front

Solve: 8w - 8 = -4w + 16

Back

w = 2

Front

What is the first step in solving the equation 3x - 5 = 20?

Back

Add 5 to both sides.

Front

Solve: 7w + 5 = 3w - 15

Back

w = -5

Front

The space club is having some posters printed. The printer charges $250 plus $2 per poster. How can I figure out how many posters I could print for $1,000?

Back

2x + 250 = 1000

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions.

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value(s) of the variable(s) that make the equation true.

Front

What is the balance method in solving equations?

Back

The balance method involves performing the same operation on both sides of the equation to maintain equality.

Front

What is a variable in mathematics?

Back

A variable is a symbol used to represent an unknown value in an equation.

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac.