Answer:
Step-by-step explanation:
3x + 2 = 5x - 6
-2x + 2 = -6
-2x = -8
x = 4
3(4) + 2 = 12 + 2 = 14
5(4) - 6= 20 - 6 = 14 for GH
256.56ft³
V₍cone₎= πr²(h/3)
=π×(7)²×(5/3)
=(3.14)×(49)×(1.67)
=256.4ft³