Math 1 Unit 1 Vocabulary

Variable

a letter (or symbol) that represents a number

Expression

a mathematical phrase that contains operations, numbers, and/or variables; no equal sign

Inequality

a mathematical sentence built from expressions using one or more of the symbols <, >, ≤, or ≥

Equation

a mathematical sentence that contains an equal sign

Coefficient

a number multiplied by a variable in an algebraic expression

Term

a number, a variable, or the product of a number and a variable

Constant term

a quantity that does not change; a term that has a number but no variable

Exponent

a symbol that represents repeated multiplication; written as a small number to the right and above the base

Literal Equation

an equation with more than one variable

Like terms

expressions that contain the same variables to the same powers

Consecutive Integers

integers that follow each other in order

Solve

to find an answer (solution) to a problem

Evaluate

to find the value of an algebraic expression by plugging in a number for the variable

Simplify

to make something easier or less complicated