Answer:
$210
Step-by-step explanation:
He makes 7% of that which is:

So, he makes $210 in commission.
Simplified it's 576x^8y^7
They can help you find a common denominator by the bottoms of each fraction if the top ones don't have the same denominator.
Answer:
-18w+2
Step-by-step explanation:
6*-3w=-18w
1/3*6=2