+589 Find the number of ordered pairs (m,n) which satisfy the system
4(m-n) = 7(1-n),
3/2n = 4-2m
And if the answer is infinite type infinite. :)
+36916 4m-4n = 7- 7n 3/2 n = 4-2m
4m + 3n = 7 3n = 8-4m
3n + 4m = 8
4m+3n = 7 4m + 3n = 8 Hmmmmm looks like NO solutions !
