3=-4m+7m-9

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Solution for 3=-4m+7m-9 equation: 


m in (-oo:+oo)

3 = 7*m-4*m-9 // - 7*m-4*m-9

3-(-4*m)-(7*m)+9 = 0

4*m-7*m+3+9 = 0

12-3*m = 0 // - 12

-3*m = -12 // : -3

m = -12/(-3)

m = 4

m = 4

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