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Mathematics 15 Online
OpenStudy (anonymous):

an ice rink charges $3.50 for skates and $1.25 per hour

OpenStudy (anonymous):

What's your question?

OpenStudy (igreen):

You can use this equation to find the total cost. 3.50 + 1.25x Where x = hours.

OpenStudy (anonymous):

Is this Function Notation?

OpenStudy (igreen):

I think that's what his Question is asking..xD

OpenStudy (anonymous):

Mhm, I thought so. cx You beat me >_>

OpenStudy (igreen):

Actually I think it will be: C = 3.50 + 1.25x

OpenStudy (igreen):

Where C = total cost. x = hours.

OpenStudy (anonymous):

Yeah that's correct.

OpenStudy (anonymous):

It says "Identify the independent and dependent variables. Write a rule notation."

OpenStudy (igreen):

I think x is the independent variable. C is the dependent because it depends on 'x', what the hours are.

OpenStudy (igreen):

Welcome to Open Study! You can give medals by clicking 'Best Response'. @Goldguy100

OpenStudy (anonymous):

But couldn't it go the other way around, too?

OpenStudy (anonymous):

How would I write it?

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