Solving One Step Equations: Addition & Subtraction

Front

To solve n + 23 = 65 you would...

Back

subtract 23 from both sides of the equation.

Front

What is the inverse (opposite) operation of subtraction?

Back

addition

Front

c + 25 = 50

Back

c = 25

Front

Solve the equation: x + 7 = 12

Back

x = 5

Front

x + 12 = 20

Back

x = 8

Front

What is the first step to isolate the variable in an equation?

Back

Perform the inverse operation on both sides.

Front

If you have the equation x - 5 = 10, what do you do to solve for x?

Back

Add 5 to both sides.

Front

What does it mean to 'isolate the variable'?

Back

To get the variable alone on one side of the equation.

Front

In the equation x + 4 = 10, what is the value of x?

Back

x = 6

Front

What is the solution to the equation y - 3 = 7?

Back

y = 10