Let's solve for x:
(x16 - 720) / 30 = 400 - 392(x16 - 720) / 30 = 8
Multiply both sides by 30:x*16 - 720 = 240
Add 720 to both sides:x*16 = 960
Divide by 16:x = 60
Therefore, x = 60.
Let's solve for x:
(x16 - 720) / 30 = 400 - 392
(x16 - 720) / 30 = 8
Multiply both sides by 30:
x*16 - 720 = 240
Add 720 to both sides:
x*16 = 960
Divide by 16:
x = 60
Therefore, x = 60.