1) -9x+(14+6x)=11-x 2) 4x+2(x-5)=3x-13
1) -9х + (14+6х) = 11-х -9х +14 +6х +х = 11 -9х + 6х +х = 11 - 14 -2х = -3 -2х = - 3 х=1,5 2) 4х+2(х-5) = 3х -13 4х +2х -10 = 3х -13 4х+2х-3х = -13 +10 3х = -3 х = -1