Solve the equation : x - 9 = 15
-6
6
24
-24
x - 9 = 15
[adding 9 on both the sides]
x -9 + 9 = 15 +9
x = 15 + 9
⇒ x =24
15(x-9)-2(x-12)+5(x+6)=0,solve the equation