Question 774921
1) 4m-5n=8
2) 2m+3n=10 <-m2

and after we swap their positions...

4m+6n=20
4m-5n=8

then subtract to get

11n=12
n=12/11

from 1)...

4m-5(12/11)=8
4m=8+60/11
4m=148/11
m=37/11