1 Answer

Olivier Faucheux · Answer 1 · 2023-04-10T06:41:04+0000

Answer:
x=-7, y=2

Explanation:

Multiplying the first equation by 2 gives
2x-6y=-26

Subtracting this from the second equation yields
$21y=42 \longrightarrow y=2$

Substituting this back into the first equation gives that
x=-7

$\therefore x=-7, y=2$

Please log in or register to add a comment.