Решите уравнение 2(x+1,2)=2,7-x
2(х+1.2)=2.7-х 2х+2.4 = 2.7-х 3х=0.3 х=0.1
2х + 2.4 = 2.7 - x 2.4 - 2.7 = x -2x - 0.3 = -x x =0.3