Tonya went out to a restaurant for lunch. she tipped 12% of her bill, which brought the sum of the lunch billl plus the tip to $28

What is an equation of the line that passes through the point (-2,3) and is parallel to the line whose equations is y=3/2x-4? i am stuck between y=3/2x or y=3/2x+6 : (

When only separate discreet points are graphed it is called?

We just started the introduction into circles and i have no idea how to do this.