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1/7 x =-2
x=-14
b)
-7b = 7/8
b=-⅛
c)
7x+7=35
7x=35-7
7x=28
x=4
d)
2-x=5-2x
-x+2x=5-2
x=3
e)
69-x=x+96
-x-x=96-69
-2x=27
x=-13,5
f)
1/2 x +5=x+8
½x-x=8-5
-½x=3
x=-6
x= -14
b) -7b=7/8 /:7
b= - 1/8
c) 7x+7=35
7x=28 /:7
x=4
d) 2-x=5-2x
2-5=-2x+x
-3=-x
x=3
e)69-x=x+96
-2x=96-69
-2x=27
x=-13,5
f) 1/2x+5=x+8 /*2
x+10=2x+16
x-2x=16-10
-x=6
x=-6