Answer:
x = 3
y = -2
Step-by-step explanation:
Substitute -2x+4 for y:
-2x+4=6x-20
Subtract 6x from both sides
-8x+4=-20
Subtract 4 from both sides
-8x=-24
Divide both sides by -8
x=3
Plug 3 in for x to solve for y:
y=-2x+3=-2(3)+4=-6+4=-2
(x, y)=(3, -2)
