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Answer:
7.99
Step-by-step explanation:
Volume of cone = V=πr^2h/3
134 = π*4^2*x/3
x = 7.99
(4x - 8) = 80/2
4x - 8 = 40
4x = 48
x = 12
answer
x = 12
The first number for the Y it gives on the chart is the intercept
So 3 is correct
Hope that helped:D