Answer: 74
Step-by-step explanation:
82.50?? I think because I just multiplied them.
You are basically just adding, so combine like terms.
3x^2 + 5x^2 = 8x^2
6x - 2x = 4x
4 - 8 = -4
So the answer is D.
Step-by-step explanation:
plot the points
0,0
1,3
2,6
3,9
if anything else is needed inform me.