Solving One Step Equations: Add and Subtract

Front

What is a one-step equation?

Back

A one-step equation is an algebraic equation that can be solved in a single step, typically by adding or subtracting a number to isolate the variable.

Front

How do you isolate a variable in an equation?

Back

To isolate a variable, you perform the opposite operation to both sides of the equation. For example, if the equation is x + 5 = 10, you would subtract 5 from both sides.

Front

What is the solution to the equation 18 + m = 8?

Back

m = -10

Front

What is the solution to the equation x + 12 = 20?

Back

x = 8

Front

What is the solution to the equation p - 0.2 = 1.4?

Back

p = 1.6

Front

What is the solution to the equation x - 8 = -5?

Back

x = 3

Front

What operation do you perform to solve x - 62 = 123?

Back

Add 62 to each side.

Front

What is the opposite operation of addition?

Back

Subtraction.

Front

What is the opposite operation of subtraction?

Back

Addition.

Front

If x + 5 = 12, what is x?

Back

x = 7