Answer:
bro is rlly in 4th grade HAHAHAH anyways the answer is 5.1 for number 2
Step-by-step explanation:
see explanation
Under a reflection in the line y = x
a point (x, y ) → (y, x )
12* ( 4+5)
48 = 12 * 4
60 = 12 * 5
48 + 60 = 12*4 + 12*5
= 12*( 4 + 5)
= 12* 9
= 108
and 
to be inversely proportional, there must be some constant 
such that
when 
, it follows that
, we have