One Step Addition and Subtraction Equations

Front

What is the inverse operation of adding (+)?

Back

Subtracting (-)

Front

If 11 = t – 7, what is the value of t?

Back

t = 18

Front

If 2 = z – 14, what is the value of z?

Back

z = 16

Front

Solve for x: x + 18 = 25

Back

x = 7

Front

If d – 10 = 8, what is the value of d?

Back

d = 18

Front

What is the purpose of using inverse operations in equations?

Back

To isolate the variable and solve for its value.

Front

What does it mean to isolate a variable in an equation?

Back

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

Front

If x - 5 = 10, what is the value of x?

Back

x = 15

Front

What is the first step to solve the equation 3 + y = 12?

Back

Subtract 3 from both sides.

Front

If 20 = m + 4, what is the value of m?

Back

m = 16