7+2m=-1

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Solution for 7+2m=-1 equation: 


m in (-oo:+oo)

2*m+7 = -1 // + 1

2*m+1+7 = 0

2*m+8 = 0 // - 8

2*m = -8 // : 2

m = -8/2

m = -4

m = -4

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