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3m + 4c +7d = 5.45 => m = (5.45 - 4c - 7d)/3; One solution is c = -1, d = 0, m =3.15; and so on .........
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3m + 4c +7d = 5.45 => m = (5.45 - 4c - 7d)/3; One solution is c = -1, d = 0, m =3.15; and so on .........