Review of Equation Basics

a symbol for an unknown value; usually a letter (such as a, x, or y) is the symbol used

• constant

• variable

• coefficient

• term

a number on its own

• constant

• coefficient

• operator

• term

a number that is multiplied by a variable

• expression

• constant

• coefficient

• variable

a symbol (+, x, -, or ÷) representing a mathematical operation

• term

• operator

• expression

• constant

a single number, a variable, or numbers and/or variables multiplied together

(EX: 4 , abc , 5w)

• expression

• variable

• constant

• term

a term or a combination of terms and operators

(EX: 2 , 2x , 2x + 7)

• expression

• constant

• variable

• operator

a mathematical sentence stating that two expressions are equal

• term

• coefficient

• equation

• variable

• variable

• constant

• coefficient

• expression

• variable

• coefficient

• constant

• term

• constant

• expression

• variable

• coefficient