-2d+5=-7

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Solution for -2d+5=-7 equation: 


d in (-oo:+oo)

5-2*d = -7 // + 7

5-2*d+7 = 0

12-2*d = 0 // - 12

-2*d = -12 // : -2

d = -12/(-2)

d = 6

d = 6

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