One and Two Step Equations

Front

What is a one-step equation?

Back

A one-step equation is an equation that can be solved in a single operation, such as addition, subtraction, multiplication, or division.

Front

What is a two-step equation?

Back

A two-step equation is an equation that requires two operations to solve for the variable.

Front

How do you isolate a variable in an equation?

Back

To isolate a variable, you perform inverse operations to get the variable alone on one side of the equation.

Front

What is the inverse operation of addition?

Back

The inverse operation of addition is subtraction.

Front

What is the inverse operation of multiplication?

Back

The inverse operation of multiplication is division.

Front

How do you solve the equation -2w = 18?

Back

Divide both sides by -2 to isolate w: w = -9.

Front

How do you solve the equation k/3 = -12?

Back

Multiply both sides by 3 to isolate k: k = -36.

Front

What is the first step to solve the equation 6p - 5 = -17?

Back

Add 5 to both sides to start isolating p.

Front

What is the solution to the equation 2d + 3 = 13?

Back

Subtract 3 from both sides to get 2d = 10, then divide by 2 to find d = 5.

Front

What is the solution to the equation x + 9 = 21?

Back

Subtract 9 from both sides to find x = 12.