SOLUTION: 3m + n = b5 m - 2n = 4

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Question 446539: 3m + n = b5
m - 2n = 4
Answer by mohammadrezai(14) About Me  (Show Source):
You can put this solution on YOUR website!
3m+n=b5
m-2n=4
there for
m=2n+4
3*(4+2n)=b5
so
12+9n=b5
and
n=(b5-12)/9
m=4+2n=4+[2(b5-12)/9]=(12+2b5)/9