Determine whether the two lines are parallel , Perpendicular, coinciding, or only intersecting y=-3x+7 and 6x+2y=1

Damon makes 20 cups of lemonade by mixing lemon juice and water. the ratio of lemon juice to water is shown in the tape diagram. lemon juice\text{lemon juice} lemon juice water\text{water} water how much lemon juice did damon use in the lemonade? cups