Li and Jen went shopping.
• Li bought 5 pairs of earrings and 1 necklace for a total of $68.
• Jen bought 1 pair of earrings and 2 necklaces for a total of $55.
Each pair of earrings cost e dollars and each necklace cost n dollars. Which system of equations can be used to find the cost, in dollars, of each pair of earrings and each necklace?
A.
5e + n = $68
e + 2n = $55
B.
5e + n = $68
2e + n = $55
C.
e + 5n = $68
e + 2n = $55
D.
5e + 2n = $68
   e + n = $55
