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x=1
b)6+x=2 I-6
x=-4
c)x-7=9 I+7
x=16
d)3,7+x=2 I-3,7
x=-1,7
e)2x=14 I:2
x=7
f)1/3x=12 I*3
x=36
g)x:3=9 I*3
x=27
h)x/2=9 I*2
x=18
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