Which equation represents a line which is parallel to the line y = -3x – 1 ?

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827

For what type of equity loan are you lent a lump sum, which is to be paid within a certain period of time? a. a line of credit b. equity c. a second mortgage d. an amortization

Which is the focus of a parabola with equation y2=4x