7+m+m=9

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Solution for 7+m+m=9 equation: 


m in (-oo:+oo)

m+m+7 = 9 // - 9

m+m-9+7 = 0

2*m-2 = 0 // + 2

2*m = 2 // : 2

m = 2/2

m = 1

m = 1

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