Answer
$y=1/4x+1$
Work Step by Step
We first isolate y by subtracting by x on both sides to get that $-4y=-x-4$. We now divide by -4 on both sides to isolate y and get that: $y=1/4x+1$. We then plug in the different values of x:
$y=1/4(-2)+1=1/2 \\\\ y=1/4(4)+1=2 \\\\ y=1/4(6)+1=2.5$