Question

simplify the expression:
9r + -3 + -8r + -6r + -6r

Explanation:

Step1: Group like terms

$9r - 8r - 6r + 6r - 3$

Step2: Combine r terms

$(9 - 8 - 6 + 6)r - 3 = (-1)r - 3$

Step3: Simplify

$-r - 3$

Answer:

$-r - 3$