I think the answer is B.
Hope this helps.
The answer is 7 cause first you multiple 8*35=280 then you dive it by 40 which is
7
Y = 1.55x + 3.70
1.55 x 150 = 232.5
232.5 + 3.70 = 236.2
The answer is C 236.20 hope that helped.
The correct answer is C. 6(x-4)