Step 1. Multiply first equation with -3 and the second one with 2. You'll get:

Step 2. Add both equations together. You'll get:

, which gives x = -2
Step 3. Replace x = -2 in the first equation and calculate y.

The solution is: x=-2, y=5
Answer:
<em>Would be the answer D(1, −4) </em>
Step-by-step explanation:
<em>Excuse me if i'm wrong, it seems like you have the same test or almost. And this was the answer on mine. I hope it works out for you!</em>
-33,600. To get this you multiply -4,200 by 8
Πr^2=area 9=r 9^2=81π=254.47