Solving Addition and Subtraction Equations

Front

Solve for t: 16 = t + 5

Back

t = 11

Front

Solve for b: b - 28 = 33

Back

b = 61

Front

To solve one-step equations, you have to use the ________________ operation.

Back

Inverse

Front

What is the inverse of subtraction?

Back

Addition

Front

What step should you do first to solve this equation? b - 9 = 23

Back

Add 9 on both sides of the equation.

Front

What is an equation?

Back

A mathematical statement that asserts the equality of two expressions.

Front

What does it mean to isolate a variable?

Back

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

Front

What is the additive inverse of a number?

Back

The number that, when added to the original number, results in zero.

Front

If x + 7 = 15, what is x?

Back

x = 8

Front

If y - 4 = 10, what is y?

Back

y = 14