Question

| 5x/12 | = 15/2 ....​

Answer 1

Răspuns:

| 5x / 12 | = 15 / 2

| 5x | / | 12 | = 15 / 2

( 5 × | x | ) / 12 = 15 / 2

10 × | x | = 180

| x | = 18

x1 = - 18

x2 = 18

x ∈ { - 18 ; 18 }