m+3=3m-21

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


m in (-oo:+oo)

m+3 = 3*m-21 // - 3*m-21

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

m-3*m+3+21 = 0

24-2*m = 0 // - 24

-2*m = -24 // : -2

m = -24/(-2)

m = 12

m = 12

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