ANSWER:
a. y=3x+2
b. y=-1/2x-1
find the y intercepts that fit with the coordinates and for a parallel line the slope stays the same, while for a perpendicular line the slope flips and turns into the opposite symbol.
a. y=3x+2
b. y=-1/2x-1
find the y intercepts that fit with the coordinates and for a parallel line the slope stays the same, while for a perpendicular line the slope flips and turns into the opposite symbol.