-3x(-7) = -3(-2)(-7) ⇒ -42
-42 would be the answer.
The third one makes the most sense to me, good luck
15 games since the ratio 9/15 is equal to the ratio 3/5
Answer:

Step-by-step explanation:
Average cost = total cost/number of items = (35k² + 29k + 6)/(5k + 2)
Perhaps the best way to solve this problem is to use long division.
<u> 7k + 3 </u>
5k + 2)35k² + 29k + 6
<u>35k² + 14k</u>
15k + 6
<u>15k + 6</u>
0
Thus,

The average cost per item is
.