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Mathematics 9 Online
undeadknight26 (undeadknight26):

Help me please.

undeadknight26 (undeadknight26):

A movie rental store charges a membership fee of $10.00 plus $1.50 per movie rented. What is a possible domain that shows the cost to a member of renting movies? The domain is all integers. The domain is all even integers. The domain is all integers 0 or greater. The domain is all integers 10 or greater.

undeadknight26 (undeadknight26):

It is not the last one.

OpenStudy (anonymous):

domain is all integers 0 or greater

undeadknight26 (undeadknight26):

r u sure?

undeadknight26 (undeadknight26):

Can you tell me why please?

OpenStudy (anonymous):

very let total cost = y , number of movies = x y = 1.5x + 10

OpenStudy (anonymous):

domain is all values of x that is possible

undeadknight26 (undeadknight26):

Oh thank you.

OpenStudy (anonymous):

and range is all values of y possible

OpenStudy (anonymous):

:D , no probs

OpenStudy (anonymous):

keep in mind since a negative movie rental is not practical, x will be any any all positive counting numbers

OpenStudy (anonymous):

range of y will be from $10 to infinity. $10 if no movies are rented that month, increasing as purchases are made.

undeadknight26 (undeadknight26):

so 10x right?

OpenStudy (anonymous):

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