Question

How do you solve `(15-a)/3=-9`?

Answer 1

`(15-a)/3=-9`

or, `(15-a)/3**3=-9*3`

or, `15-a=-27`

or, `15-15-a=-27-15`

or, `-a=-42`

or, `cancel(-)a=cancel(-)42`

or, `a=42`