Question

|4x|+5=12 решите уравнение 7-|6x|=-5

Answer 1

7-(6х)=-5
6х=-5-7
6х=-12
х=-2

Answer 2

|4x|+5=12 
|4x| = 7
|x| = 7/4
|x| = 1,75
x1 = 1,75
x2 = -1,75

7-|6x|=-5
|6x| = 7 + 5
|6x| = 12
|x| = 2
x1 = 2
x2 = -2