Question

m=5n-4/9 6m-3n=-1 ayuda porfavor con esta ecuación

Answer 1

m=5n-4/9

6m-3n=-1
6(5n-4/9)-3n=-1
(-3)n+6(5n-4/9)=-1
27n-8/3=-1
27n=5/3
n=5/81