Question

If 3 is subtracted from a certain number and the result is multiplied by 2, the answer will be the same as if the original number has been divided by 2 and 18 had then been adedd to the quotient.  Find the number.

Answer 1

2(x-3)=(x/2)+18

2x-6=x/2+18

(3/2)x =18+6=24

x=(2/3)*24

x=16

Answer 2

-3: 1/2-2x+-3