x/2-7=-1

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Solution for x/2-7=-1 equation: 


x in (-oo:+oo)

x/2-7 = -1 // + 1

x/2-7+1 = 0

1/2*x-6 = 0 // + 6

1/2*x = 6 // : 1/2

x = 6/1/2

x = 12

x = 12

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