Question

resolva:

a raiz da equaçao 4x+12/4 - 10.(2x-8)/5 = 2+6x/2

Answer 1

4x + 3 - 20x + 80/5 = 2 + 6x / 2
4x + 3 - 20x  + 16 = 2 + 6x / 2
4x - 20x + 19 = 2 + 6x / 2
-16x + 19 - 2 = 6x / 2
-16x + 17 = 6x / 2
2(-16x + 17) = 6x
-32x + 34 = 6x
34 = 6x + 32x
34 = 38x
34/38 = x
17/19 = x