a number is divided by 6 then 8 is added to the quotient. Next 3 is subtracted from the sum. the result is 7. What is the number?

N/6 + 8 - 3  = 7   simplify

N/6 + 5 = 7      subtract 5 from both sides

N/6  = 2           multiply both sides by 6

N = 12    .....and that's the number