Question

Peter is thinking of a number. If he adds 23 to that number, the sum is 31.A. Write an algebraic equation you can use to find Peter’s number. Let n be Peter’s number.

Answer 1

$\begin{gathered} n\text{ + 23 = 3}1 \\ n\text{ = 3}1\text{ - 23} \\ n=8 \end{gathered}$