One-variable equations

Front

What is a one-variable equation?

Back

A one-variable equation is an equation that contains only one variable, which can be solved to find its value.

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value of the variable that makes the equation true.

Front

What is the first step in solving the equation -x + 3 = 9?

Back

The first step is to isolate the variable by subtracting 3 from both sides.

Front

What is the solution to the equation -x + 3 = 9?

Back

x = -6.

Front

How do you solve the equation -4 = x + 3?

Back

Subtract 3 from both sides to isolate x.

Front

What is the solution to the equation -4 = x + 3?

Back

x = -7.

Front

What is the process to solve x - 4 = 6?

Back

Add 4 to both sides to isolate x.

Front

What is the solution to the equation x - 4 = 6?

Back

x = 10.

Front

How do you solve the equation x + 5 = -2?

Back

Subtract 5 from both sides to isolate x.

Front

What is the solution to the equation x + 5 = -2?

Back

x = -7.