11 terms

equivalent expression

expressions that are equal

Distributive Property

unpacking

term

parts of an equation that are separated by plus and minus signs

coefficient

the number part of term with a variable

like terms

terms that have the exact same variables

constant

a term without a variable

simplest form

has no like terms and no parentheses

simplifying an expression

using the Distributive Property to combine like terms

inverse operations

undo each other

equivalent equations

equations that have the same solution

two-step equation

has two operations