Question

represent the following sentence as an algebraic expression, where \a number\ is the letter x.
7 plus a number.

Explanation:

Step1: Identify the number and the operation

The number is 7, the operation is "plus", and the variable representing "a number" is \( x \).

Step2: Translate to algebraic expression

"7 plus a number" means we add 7 and \( x \), so the expression is \( 7 + x \).

Answer:

\( 7 + x \)