One Step Equations (Adding and Subtracting)

Front

What is a one-step equation?

Back

A one-step equation is an equation that can be solved in a single step, typically by adding or subtracting a number from both sides.

Front

Solve for x: x + 4 = 12

Back

x = 8

Front

Solve for x: 19.5 = x - 2.3

Back

x = 21.8

Front

Solve for x: x - 15.2 = 76

Back

x = 91.2

Front

Solve for x: 10,542 = x - 12.5

Back

x = 12,554.5

Front

Solve for x: x + 4.3 = 6.3

Back

x = 2

Front

What is the inverse operation of addition?

Back

The inverse operation of addition is subtraction.

Front

What is the inverse operation of subtraction?

Back

The inverse operation of subtraction is addition.

Front

If x + a = b, how do you solve for x?

Back

Subtract a from both sides: x = b - a.

Front

If x - a = b, how do you solve for x?

Back

Add a to both sides: x = b + a.