Answer:
x = 9
Step-by-step explanation:
9/72 = (3x-20)/56
9(56) = 216x - 1440
504 = 216x - 1440
216x = 1944
let's solve for " w "
work is shown and pictured
ANSWER:
x³ - 6x² -7x + 60
________________________
#HopeItsHelp