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Expert-verified Found in: Page 62 ### Pre-algebra

Book edition Common Core Edition
Author(s) Ron Larson, Laurie Boswell, Timothy D. Kanold, Lee Stiff
Pages 183 pages
ISBN 9780547587776 # Write a variable expression to represent the phrase.7 more than a number

7 more than a number is x + 7 (where the number is x)

See the step by step solution

## Step-1 – What is a variable?

A symbol we usually pick letters to be symbols, usually represents a number. Any letter you choose can be a variable.

## Step-2 – How do you describe a Algebraic Expression?

A Algebraic is a symbol that stands in for an unknown value in a mathematical expression. A variable expression is a combination of terms and mathematical operations that contains at least one variable. Example a + 2x + 10

## Step-3 – Write a variable expression to represent the phrase.

7 more than a number:

Let us assume the number be x, the phrase is 7 more than the number. More than means add 7 to the number.

7 more than a number: x + 7 ### Want to see more solutions like these? 