3m+3-6m=-21

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Solution for 3m+3-6m=-21 equation: 


m in (-oo:+oo)

3*m-(6*m)+3 = -21 // + 21

3*m-(6*m)+3+21 = 0

3*m-6*m+3+21 = 0

24-3*m = 0 // - 24

-3*m = -24 // : -3

m = -24/(-3)

m = 8

m = 8

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