(sorry bout the other one I forgot to put the picture and it wouldn't let me delete) Is the answer 4?
I need someone to double check

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

Which graph represents the parent function of y=(x+2)(x-2)

At the beginning of 1974/75,2 years a man invested #2000 in a bank at 12.5% compound interest, if it degree #650 at the end of each two years to pay his son's school fees, after payment of interest to pay his son's school fees, how much did he have left at the beginning of the 1978/79 school year?