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14-2 = x
12 = x
b) 17−x=14
17-14 = x
3 = x
c) x−8=−2
x = -2 +8
x = 6
d) 35=5x
35/5 = x
7 = x
e) x/2+1=6
x/2 = 6-1
x/2 = 5
x = 5(2)
x = 10
f) 2x+5x=21
7x = 21
x = 21/7
x = 3