Question

Tina pet sits to earn extra money. She charges a flat service fee of $20, plus $15 per day. If one of her customers spent less than $110, which of the following inequalities could be used to solve for x, the number of days the customer paid for pet sitting?
A. $15x - $20 < $110
B. $15x < $130
C. $15x < $110
D. $15x + $20 < $110

Answer 1

Answer:

D. $15x+20<$110

Step-by-step explanation:

$15 times the number of days plus the service fee should be less than $110.