The answer is 8. This is because when you substitute 8 with “a” you then solve the problem to see if it is equal to the answer. -4+8=4... -4+4=0 so that is wrong and -4+O=-4 which is also incorrect.
Answer :
P = 72
Explanation :
P = 36 M = 8
M = 16
16 - 8 = 8 ( which is just doubled)
36 + 36 = 72
This is because since m just got doubled then so will p
Answer = x^15
Because if indices are in brackets you just multiply them together ie 3 x 5