Question

Explain answer ! ( Will give brainlst)

Answer 1

Answer:

I think that the answer is m= -5/4

Answer 2

Subtract them so 2x - 3x is -x
12-17 is -5
-x=-5
x=5
substitute x in to one of them ill ise the top
10+2y=12
-10 from both sides
2y=2
y=1
substitute it in the bottom to check its correct