Question

4m + 5N is equal to 7,3m+ 4 n is equal to 5

Answer 1

4m+5n=7
3m+4n=5
multiply equation 1 with 3 and equation 2 with 4
12m+15n=21
12m+16n=20
Change the signs and solve the equations
15n-16n=21-20
-n=1
n=-1
3m+4n=5
3m+4(-1)=5
3m-4=5
3m=9
m=3

Therefore n and m are -1 and 3

HOPE THIS HELPS YOU BUDDY ✌️
IF YOU LIKE IT PLEASE MARK IT AS BRAINLIEST!!!

Answer 2

Answer:

hope thishelp you

Step-by-step explanation:

the answer is same