Expressions
DEFINITION OF Algebraic Expression
An algebraic expression is a mathematical phrase that can contain ordinary numbers, variables (like x or y) and operators (like add,subtract,multiply, and divide).
Here are some algebraic expressions:
a + 1
a - b
3x
x - a / b
In the above expression the "/" means divide. The "3x" means multiply the variable x by 3.
Many english phrases translate directly into algebraic expressions, as shown in the following table (where x stands for "a number"):
