Answer:
Step-by-step explanation:
[tex]8x - 4y = -4[/tex]
[tex]-3x + 4y = 5[/tex]
Subtracting the second equation from the first gives us the following:
[tex](8x - 4y) - (-3x + 4y) = (-4) - (5)[/tex]
[tex]8x - 4y + 3x - 4y = -4 - 5[/tex]
[tex]11x - 8y = -9[/tex]