Read the statement, and identify the expressions that are equivalent.
the sum of a number times 3 and 15
a.15 + 3n
b. (n + 15) × 3
c.15 + 3 × n
d.3 × 15n
e.15 × n + 3
f.(n × 3) + 15

An entertainment firm offer serveral dj choices and light shows that range in price based on the rental time period. the djs cost between $219 and $369 per night and the light shows cost between $159 and $309 per night. if you are booking both a dj and a light show write a compound inequality that represents the possible total amount you would pay x