Answer:
-15
Step-by-step explanation:
15+(-15)=15-15+0
V≈1960.4
altitude is the answer
x = 0.625 or 5/8
1/2(16x-6) = 2
8x - 3 = 3
8x = 3 + 3
8x/8 = 9/8
x = 0.625
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