Solving Equations using Addition & Subtraction

Front

x - 5 = 27

Back

x = 32

Front

x + 40 = 56

Back

x = 16

Front

The inverse of subtraction is

Back

adding

Front

4 + b = 30

Back

b = 26

Front

What does inverse mean?

Back

The opposite

Front

If x - 3 = 10, what is x?

Back

x = 13

Front

If y + 12 = 25, what is y?

Back

y = 13

Front

The equation x + 7 = 15 can be solved by using which operation?

Back

Subtraction

Front

What is the first step to solve x - 4 = 10?

Back

Add 4 to both sides.

Front

If a - 9 = 5, what is a?

Back

a = 14