Question

7(6X-5)+684X-8)=8(5X-4)+15

Answer 1

7 (6x - 5) + (684x - 8) = 8 (5x - 4) + 15

42x - 35 + 684x - 8 = 40x - 32 + 15

726x - 43 = 40x - 17

726x - 40x = - 17 + 43

686x = 26

x = 26/686-----simplificamos la mitad

x = 13/343

Solución : 

x = 13/343