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x = 15 - 17
x = - 2
9 + x = -17
x = - 17 - 9
x = - 26
100+ X = -45
x = - 45 - 100
x = - 145
X - 5 = 28
x = 28 + 5
x = 33
-7 + x = -2
x = - 2 + 7
x = 5
3x + 7 = 2x - 9
3x - 2x = - 9 - 7
x = - 16
X+ (-67) = 20
x - 67 = 20
x = 20 + 67
x = 87
3x - 6 = 9
3x = 9 + 6
3x = 15
x = 15/3
x = 5
X= 15-17
X=-2
c) X-5=28
x=22+5
x=33
d)-7+x=-2
x=-2+7
x=+5
e)100+x=-45
x=-45-100
x=145
f)x+(-67)=20
x=20+67
x=87
g)3x-6=9
3x=9+6
3x=15
x=15/3
x=5
h)3x+7=2x-9
3x-2x=x
x=-9+7=-2
b)9+x=-17
x=-17-9
x=-26