Question

M + n is 4 and 3m + 2n is 16 find the value of m & n ?

Answer 1

Answer:

m+n=4

m=4-n

3(4-n)+2n=16

12-3n+2n=16

12-1n=16

-1n=16-12

n=-4

m+n=4

m+-4=4

m=8