16% of 50 peaches is 8 peaches.
Start by subtracting the last two numbers
So do the opposite of the answer like for example 4 +3\2 and your answer is y
the you do the rest
FG = FE
3n - 4 = n + 8
2n = 12
n = 6
FG = 3(6) - 4
FG = 18 - 4
FG = 14
answer
14