Answer:
3 hours
Step-by-step explanation:
y = mx + b
for each hour you are charged 15 dollars. for every 1 hour, you are charged $15.
y = 15x
you must also add the base fee of 35
y = 15x + 35
if you know that y = 80,
80 = 15x + 35
solve for x
x = 3
Answer 15
Step-by-step explanation:
21 minus 5 is 16 munus 1 is 15 duh
Answer:

Step-by-step explanation:
Answer:
Step-by-step explanation:
answers to what