at the beginning of the summer, jenna had saved $273. to earn money over the summer, she is working part time at the local community center. she will earn $34 per day of work. if x represents the number of days she works, which of the following equations represents how much money she will have, including her savings?
a. y = 273 - 34x
b. y = 273x + 34
c. y = x + 34
d. y = 34x + 273