m+3n=7;n=-2,0,1

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2 Answers

?????????????? anser wot ?????????????? . . . need a quesshun if yu spekt anser . . . m+3n=7 . . . m=7-3n . . . at n=0, m=7 . . .
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m+3(-2)=7 m+-6=7 +6 +6 m=13
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