Solving One-Step Equations Using Addition and 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 by using addition or subtraction to isolate the variable.

Front

What does it mean to isolate a variable?

Back

To isolate a variable means to manipulate an equation so that the variable is on one side of the equation by itself.

Front

Solve the equation: X + 8 = 15

Back

X = 7

Front

What is a variable in an algebraic expression?

Back

A variable is a symbol, often represented by a letter, that stands for an unknown value.

Front

Identify the variable in the expression: 3x + 5

Back

x

Front

What is a constant in an algebraic expression?

Back

A constant is a fixed value that does not change.

Front

Identify the constant in the expression: 3x + 5

Back

5

Front

What is the purpose of using inverse operations in solving equations?

Back

Inverse operations are used to undo the operations in an equation to isolate the variable.

Front

What is the inverse operation of addition?

Back

Subtraction.

Front

What is the inverse operation of subtraction?

Back

Addition.