Question

5m-2n=4 and m-4n=-1 substitution

Answer 1

n=2/9 & m=8/9

Step-by-step explanation:

5m-2n=4

m-4n=-1

by substitution,

m=4n

5(4n)-2n=4

20n-2n=4

18n=4

n=4/18

n=2/9

m=4(2/9)

m=8/9