Question

Pl help its for home work

Answer 1

Explanation:

B

`6x + 8y = - 2 \\`

B is a multiple of A

`3x + 4y = - 1 \\ if \: multiplied \: by \: 2 \\ = 6x + 4y = - 2`

and since the two systems A and B

have

`2x + y = 5`

then the two systems have the same solution