Variable Expressions

Front

Three times a number increased by nine

Back

3h + 9

Front

Triple the sum of 54 and t

Back

3(54 + t)

Front

Five dollars less than Tim's pay

Back

p - 5

Front

A letter that represents a number is called a _____

Back

variable

Front

Twelve fewer questions than were on the first test

Back

q - 12

Front

What is a variable in mathematics?

Back

A symbol used to represent an unknown number.

Front

What does the term 'coefficient' mean?

Back

A number that multiplies a variable.

Front

What is a constant in an expression?

Back

A fixed value that does not change.

Front

Write the expression for: Four times a number decreased by 7.

Back

4n - 7

Front

What is the expression for: The sum of a number and 10?

Back

x + 10