Answer:
81
Step-by-step explanation:
1) "x is 2 less than the quotient of y and 3" is the same thing as
"x = y/3 - 2"
2) Plug in your known y value (y = 12) and solve for x.
x = 12/3 - 2... x = 2
3) Plug in your variables and evaluate.
3(2) + 5((12) + 3)... 6 + 5(15)... 6 + 75 = 81