Sunday

November 29, 2015
Posted by **DANIELLE** on Thursday, December 21, 2006 at 10:14am.

2m=n-3

3m=2n-9

Just replace n with (2m + 3) in the second equation. Then solve for m. Once you know the value of m, use either of your equations, such as n = 2m+3, to get n.