Question

15y+12y+12(y+1)=18y-24​

Answer 1

15y+12y+12y+12=18y-24

15y+12y+12y-18y=-12-24

21y=-36

21y+36=0

7y+12=0

The answer is 7y+12=0

Answer 2

Answer:

15y+12y+12(y+1)=18y-24

or 27y+12y+12=18y-24

or 39y-18y+12+24=0

or 21y+36=0

or y=-36/21

or y=-12/7