Answer:
the last one
Step-by-step explanation:
Answer:
the ratio of apples to oranges is 4 to 3
Answer:
0
Step-by-step explanation:
x2 +4x-21=0. solve for x


Answer:
rental fee = $6
average cost for 6 hours = $2.50/hour.
Step-by-step explanation:
x + 1.50*6 = 15 where x = the initial rental fee
x + 9 = 15
x = $6
The rental fee is $6.
For 6 hours, the cost per hour works out to 15/6 = $2.50