One-Step Equations Review

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, subtraction, multiplication, or division.

Front

What does the variable represent in an equation?

Back

The variable represents an unknown value that we are trying to solve for in an equation.

Front

What is the coefficient in the expression 5x?

Back

The coefficient is the number that is multiplied by the variable, which in this case is 5.

Front

How do you isolate a variable in an equation?

Back

To isolate a variable, you perform inverse operations to both sides of the equation until the variable is alone on one side.

Front

What is the solution to the equation -9x = 81?

Back

x = -9.

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.

Front

What is the first step to solve the equation 8r = 56?

Back

Divide both sides of the equation by 8.

Front

What is the solution to the equation 8r = 56?

Back

r = 7.

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables, and operations.

Front

Write the algebraic expression for 'Nine times a number is seventy-two.'

Back

9h = 72.