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 x: x - 237 = 115

Back

x = 352

Front

Solve for y: 99 = 51 + y

Back

y = 48

Front

Solve for x: x + 18 = 25

Back

x = 7

Front

Solve for y: 4.7 = y + 1.34

Back

y = 3.36

Front

What is the first step to solve the equation t - 17 = 6?

Back

Add 17 to both sides of the equation.

Front

What does it mean to isolate a variable?

Back

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

Front

What is the solution to the equation x + 18 = 25?

Back

x = 7