Answer:
13x-39=39
13x=78
the answer is x=6
Step-by-step explanation:
πr^2h = v
h = v/πr^2
=(x+y) [(x+y) +3]
=(x+y) (x+y+3)
( -2 , 4 ) --- ( -2 , 1 ) ------ ( -4 , 1 )