A box of pens costs $3 and a box of markers costs $5. The expression
3p +5p represents the cost in dollars to make p packages that includes 1 box of pens and 1 box of markers.

Sasha delivers newspapers to subscribers that live within a 4 block radius of her house. sasha's house is located at point (0, -1). points a, b, c, d, and e represent the houses of some of the subscribers to the newspaper. to which houses does sasha deliver newspapers?