Isaac shoveled 9 of his neighbors' driveways after a snow storm. He charged $25 for a short driveway and $45 for a long driveway

Question

3 years ago

11

. Which equation can be used to find y, the total amount that Isaac charged when x of the driveways are short?

1 answer:

e-lub [12.9K] · Answer 1 · 2021-12-31T10:16:28+03:00

5 0

Answer:

y($) = 405- 20x

Step-by-step explanation:

Number of short driveways = x

Number of long driveways = 9-x

Fee per long driveway = $45

Fee per short driveway= $25

Total amount = y

y ($) = 25x + 45 (9-x)

= 25x + 405 -45x

= 405- 20x