-2m+10-7m=91

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Solution for -2m+10-7m=91 equation: 


m in (-oo:+oo)

10-2*m-(7*m) = 91 // - 91

10-2*m-(7*m)-91 = 0

10-2*m-7*m-91 = 0

-9*m-81 = 0 // + 81

-9*m = 81 // : -9

m = 81/(-9)

m = -9

m = -9

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