1.2: Algebraic Expressions

Question 1

Variable

Answer 1

Variable is a symbol, usually a letter, that represents one or more numbers.

Question 2

Algebraic Expression or Variable Expression

Answer 2

An expression that contains one or more variables is an algebraic expression or a variable expression.

Question 3

Evaluate

Answer 3

When you substitute numbers for the variables in an expression and follow the order of operation, you evaluate the expression.

Question 4

Term

Answer 4

A term is a number, a variable, or a product of a number and one or more variables.

Question 5

Coefficient

Answer 5

The numerical factor in a term is the coefficient.