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 find the unknown 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 find the unknown variable.

Front

Solve for w: 72 = 24 + w

Back

w = 48

Front

Solve for x: 17 = x + 3

Back

x = 14

Front

Solve for y: y - 33 = 147

Back

y = 180

Front

Solve for x: x + 12 = 20

Back

x = 8

Front

Solve for g: 12 = g - 56

Back

g = 68

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 50 = x + 20, how do you solve for x?

Back

Subtract 20 from both sides to find x.