One-step Equations (addition/subtraction)

Front

What is a one-step equation?

Back

A one-step equation is an algebraic equation that can be solved in a single step, typically involving addition or subtraction to isolate the variable.

Front

How do you isolate a variable in an equation?

Back

To isolate a variable, you perform the inverse operation on both sides of the equation.

Front

What is the inverse operation of addition?

Back

The inverse operation of addition is subtraction.

Front

What is the inverse operation of subtraction?

Back

The inverse operation of subtraction is addition.

Front

Solve the equation: y - 33 = 147

Back

y = 180

Front

Solve the equation: x + 12 = 20

Back

x = 8

Front

What equation represents the situation: Jack had some markers and then bought 6 more. Now he has a total of 10 markers?

Back

m + 6 = 10

Front

In the equation x + 7 = 12, what operation do you perform to isolate x?

Back

Subtract 7 from both sides.

Front

Solve the equation: S + 18 = 24

Back

S = 6

Front

What does it mean to 'solve an equation'?

Back

To solve an equation means to find the value of the variable that makes the equation true.