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2. Rosa and her friends went kayaking at a local lake. Rosa paid $12 for
the use of the kayak and paid $7.50 for every 30 minutes on the lake.
She paid a total of $34.50. How many hours did Rosa and her friends
spend on the lake?
Solve it!
Write It!

Respuesta :

Answer:

THREE HOURS

Step-by-step explanation:

34.50-12=22.5

22.5/7.50=

=3

sqdancefan

Answer:

  3 hours

Step-by-step explanation:

For h hours, the charges for Rosa's rental were ...

  34.50 = 12.00 + 7.50h

  22.50 = 7.50h . . . . . . . . . subtract 12.00

  22.50/7.50 = h = 3  . . . . . divide by the coefficient of h

Roas spent 3 hours on the lake.

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