Реши уравнение 3(2y-1)+6(3y-4)=83+5(y-3)
6y - 3 + 18y - 24 = 83 +5y - 15 24y - 27 = 68 + 5y 24y - 5y = 68 + 27 19y = 95 y = 95/19 y = 5
6y - 3 + 18y - 24 = 83 +5y - 15 6y+ 18y-5y=3 - 15 + 24 + 83 19y=95 y=95:19 y=5