Solving One-Step Equations (adding and subtracting)

Front

What is a one-step equation?

Back

An equation that can be solved in a single step, typically involving addition or subtraction to isolate the variable.

Front

What is the first step to solve the equation 15 = m - 5?

Back

Add 5 to both sides to isolate m.

Front

Solve for r: -4 + r = 10

Back

r = 14

Front

Solve for x: x - (-1) = 11

Back

x = 10

Front

Solve for x: x + 7 = 12

Back

x = 5

Front

Solve for x: x - 12 = 2

Back

x = 14

Front

What does it mean to isolate a variable?

Back

To manipulate an equation so that the variable is on one side and all other terms are on the other side.

Front

What operation would you use to solve x + 3 = 8?

Back

Subtract 3 from both sides.

Front

What is the solution to the equation 20 = x + 5?

Back

x = 15

Front

If x - 4 = 6, what is x?

Back

x = 10