Respuesta :
4(5x-2) = 2(9x+3)
20x - 8 = 2(9x+3)
20x - 8 = 18x + 6
20x - 18x - 8= 6
20x - 18x = 6 + 8
2x = 6 + 8
2x = 14
x = 7
20x - 8 = 2(9x+3)
20x - 8 = 18x + 6
20x - 18x - 8= 6
20x - 18x = 6 + 8
2x = 6 + 8
2x = 14
x = 7