1. A symbol, usually a letter, that represents one or more numbers
A variable is
An algebraic expression is
BRAINSTORM WORDS THAT MEAN . . .
+ - x =
BE CAREFUL with “less than”. . .
Write an algebraic expression for each phrase.
A symbol, usually a letter, that represents one or more numbers
A mathematical phrase that can include numbers, variables, and operation symbols. (Sometimes called variable expressions)
The order of the numbers in the math phrase is different than the order of the numbers in the English phrase!

2. You may need to define one or more variables
To translate an English phrase into an algebraic phrase:
Define a variable and write an algebraic expression for each phrase.
An equation is
Write an equation for each scenario. Make sure to define your variables first. 7. 8. 9.
You may need to define one
or more variables
A mathematical sentence that uses an equal sign