1) (-20х-50)•2=100
-40x - 100 = 100
-40 x = 100 + 100
-40 x = 200
x = - 200 / 40
x = -5
2) х-32=(х+8)(-7)
х-32=-7х-56
х+7х=-56+32
8х=-24
х=-24:8
х=-3
1) (-20х-50)•2=100
-40x - 100 = 100
-40 x = 100 + 100
-40 x = 200
x = - 200 / 40
x = -5
2) х-32=(х+8)(-7)
х-32=-7х-56
х+7х=-56+32
8х=-24
х=-24:8
х=-3