Solve the simultaneous equations: xy = -6 and 2y - x = 8

Question

Solve the simultaneous equations:
`xy = -6` and
`2y - x = 8`

Answer 1

I hope this helps you xy=-6 y=-6/x 2y-x=8 -x+2.-6/x=8 -x^2-12=8x x^2+8x+12=0 (x+6). (x+2)=0 x+6=0 x=-6 x+2=0 x=-2 x=-6 -6.y=-6 y=1 x=-2 -2.y=-6 y=3