Х+7=3 6-х=15 -2-х=-5 16-х=-4 11-х=14 -х+4=-9 1-8х=х-5 3+у=-2у-60
1) x + 7 = 3 x = 3 - 7 x = - 4 2) 6 - x = 15 -x = 15 - 6 -x = 9 x = - 9 3) - 2 - x = - 5 -x = -5 +2 -x = -3 x = 3 4) 16 - x = - 4 -x = -4 - 16 -x = -20 x = 20 5) 11 - x = 14 - x = 14 - 11 - x = 3 x = -3 6) -x + 4 = 9 -x = 9 - 4 - x = 5 x = - 5