Please answer correctly! I will mark you as Brainleist!

At the many chips cookie company they are serious about the number of chocolate chips in their cookies they claim that each cookie hasn't c chips. if their claim is true there will be 200 chips in 10 cookies

What is the equation of a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15