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20. Moving You helped a friend move a short distance recently. The friend rented a
truck for $15 an hour and rented a dolly for $5. Your friend paid a total of $80 for the
rental. For how long did your friend rent the truck?​

Respuesta :

Answer:

Step-by-step explanation:

$15 and hour for the truck plus five for a dolly, which means you would go 15x5 which would equal 75, afterwards add the 5 to the dolly, which equals a total of 80

Algebraic equations can also be called algebraic expressions. They are used to solve questions that contain unknown variables.

Your friend rented the truck for 5 hours.

Let's represent the number of hours your friend rented a truck for as: h

We are told from the question: The friend rented a  truck for $15 an hour and rented a dolly for $5. Your friend paid a total of $80 for the rental.

The above statement can be represented using the algebraic equation below:

$15 x h + 5 = $80

15h + 5 = 80

Subtract 5 from both sides

15h + 5 - 5 = 80 - 5

15h = 75

Divide both sides by 15

15h/15 = 75/15

h = 5

Therefore, your friend rented the truck for 5 hours.

To learn more, visit the link below:

https://brainly.com/question/18383741

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