7-m-2m=4

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Solution for 7-m-2m=4 equation: 


m in (-oo:+oo)

7-m-(2*m) = 4 // - 4

7-m-(2*m)-4 = 0

7-m-2*m-4 = 0

3-3*m = 0 // - 3

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

m = -3/(-3)

m = 1

m = 1

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