-3m+7=-20

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Solution for -3m+7=-20 equation:


m in (-oo:+oo)

7-3*m = -20 // + 20

7-3*m+20 = 0

27-3*m = 0 // - 27

-3*m = -27 // : -3

m = -27/(-3)

m = 9

m = 9

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