Question

I need help solving this problem.
y=14-1/32x. Y is the number of gallons fuel in tank, x is the number of miles driven. tank contains 8.5 gallons of fuel.
y=8.5
8.5=14-1/32x

Answer 1

8.5 = 14 - 1/32 x
1/32 x = 14 - 8.5
1/32 x = 5.5
x = 5.5 * 32