Unit 4 Test (Equations Answers Only)

Front

What is the solution to the equation that results in 25?

Back

B

Front

What is the solution to the equation that results in 8?

Back

D

Front

What is the solution to the equation that results in 9?

Back

A

Front

What is the solution to the equation that results in 13?

Back

B

Front

What is the solution to the equation that results in 12?

Back

A

Front

Define an equation.

Back

An equation is a mathematical statement that asserts the equality of two expressions.

Front

What is the purpose of solving an equation?

Back

The purpose is to find the value of the variable that makes the equation true.

Front

What does it mean if an equation has no solution?

Back

It means there is no value for the variable that can satisfy the equation.

Front

What is a variable in mathematics?

Back

A variable is a symbol used to represent an unknown value.

Front

What is the difference between an equation and an expression?

Back

An equation contains an equal sign, while an expression does not.