AM7 Ch. 8 Review: Equations

Front

Describe the solution set: 2(x + 5) = 2x + 10

Back

infinite solutions

Front

Find the solution: 10 = 4x - 2

Back

x = 3

Front

Solve the equation: 3(x - 1) = 2x + 9

Back

x = 12

Front

Solve the equation: ½ (2x + 6) = 3x + 13

Back

x = -5

Front

Translate: Four times a number plus six IS 30.

Back

4x + 6 = 30

Front

What is an equation?

Back

A mathematical statement that asserts the equality of two expressions.

Front

What does it mean to solve an equation?

Back

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

Front

What is a variable in mathematics?

Back

A symbol used to represent an unknown value.

Front

What is the distributive property?

Back

a(b + c) = ab + ac, distributing a across the sum.

Front

What is a linear equation?

Back

An equation that makes a straight line when graphed.