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-x=6
-x = 8 - 2
-x = 6
x = -6
b)
-x + 5 = -2
-x = -7
x=7
c)
-2x - 7 = 11
-2x = 18
x = -9
d)
-5x+3=-12
-5x = -15
x = 3
-x=8-2
-x=6 | *(-1)
x=-6
b)-x+5=-2
-x=-2-5
-x=-7 | *(-1)
x=7
c)-2x-7=11
-2x=11+7
-2x=18 |/(-2)
x=-9
d)-5x+3=-12
-5x=-12-3
-5x=-15 |/(-5)
x=3