Unit 5 Vocabulary

A mathematical sentence that contains an equal sign (two equal expressions)

• Equation

• Expression

• Inequality

• Term

A mathematical sentence that contains the symbols >, <, ≥, or ≤

• Equation

• Expression

• Inequality

• Variable

Opposite operations that undo each other

• Equations

• Inverse Operations

• Substitution

• Solution Sets

The set of all values which, when substituted for unknowns, make an

equation true.

• Solution Set

• Variable

• Term

• Equation

To replace a variable with a number in an algebraic expression

• Variable

• Term

• Substitution

• Inequality

A number, variable or a number and variable multiplied together separated by a plus or minus sign

• Variable

• Substitution

• Equation

• Term

A letter used to represent a number

• Solution Set

• Variable

• Inequality

• Inverse Operation