One-Step Equations (+/- only)

Front

Pairs of operations that undo each other

Back

inverse operations

Front

Inverse of addition

Back

Subtraction

Front

Inverse of subtraction

Back

Addition

Front

First step to solve: y + 3 = 19

Back

Subtract 3 from both sides.

Front

First step to solve: b - 9 = 23

Back

Add 9 to both sides.

Front

Isolate x in: x - 62 = 123

Back

Add 62 to each side.

Front

Inverse operation to solve for p in 765 = p - 254

Back

addition

Front

Solve: y + 13 = 24

Back

y = 11

Front

Solve: r - 12 = 30

Back

r = 42

Front

Solve: z + 19 = 35

Back

z = 16