All you have to do to find this answer is add 102 and 31. which you would than get 133. After that you would take 180 and subtract 133. Than you would get 47.
47 is your answer!!
Hope i helped ^-^
Answer:
what do the answer choices say?
X+2y
Plug in the variables
4+2(7)
4+14
x+2y=18
37+n=p because all your doing is putting the numbers into a problem with the correct signs.
