Solving One Step Addition and Subtraction Equations

Front

What is a one-step addition equation?

Back

A one-step addition equation is an equation that can be solved by adding a number to both sides to isolate the variable.

Front

What is a one-step subtraction equation?

Back

A one-step subtraction equation is an equation that can be solved by subtracting a number from both sides to isolate the variable.

Front

Solve for t: t - 17 = 6

Back

t = 23

Front

Solve for w: w - 113 = 4

Back

w = 117

Front

Solve for y: 99 = 51 + y

Back

y = 48

Front

Solve for x: x + 18 = 25

Back

x = 7

Front

Solve for x: x + 9 = 38

Back

x = 29

Front

What is the first step to solve the equation x + 5 = 12?

Back

Subtract 5 from both sides to isolate x.

Front

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

Back

Isolating a variable means to get the variable alone on one side of the equation.

Front

If you have the equation x - 4 = 10, what is the solution?

Back

x = 14