Question

|x-3|+|3x-9|-|12x-36|=-10

Answer 1

|x-3|+|3x-9|-|12x-36|=-10

|x-3| + |3(x-3)| - |12(x-3)|=-10

|x-3| + |3| * |x-3| - |12|*|x-3|=-10

|x-3| + 3|x-3| - 12|x-3|=-10

-8|x-3| = -10

|x-3| = 5/4

x-3= 5/4     ∨      x-3=-5/4

x = 4,25      ∨      x = 1,75