Question

1. combine any like terms in the expression. if there are no like terms, rewrite the expression.

$7r - r + 16$

Explanation:

Step1: Identify like terms

Like terms: $7r$ and $-r$

Step2: Combine the like terms

$7r - r = (7-1)r = 6r$

Step3: Rewrite simplified expression

Retain the constant term $16$

Answer:

$6r + 16$