Math, Please help :/

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At Mr.Vid's Video Rentals you can join his VId Club for a monthly membership fee pf $30. Club members pay only $.85 to rent each movie. If you are not a member of the VID club, the movies rent for $2.25 each.How many videos would you have to rent each month to make a membership worth the investment?

  • Math, Please help :/ -

    costmembers=30+.85N
    costnonmembers=2.25N
    set the costs equal, and solve for N

  • Math, Please help :/ -

    I don't understand your answer, please explain more.

  • Math, Please help :/ -

    30+.85n=2.25n
    I'm sure you know how to solve equations..

  • Math, Please help :/ -

    hey....i don't understand the question either....ii have two formulas too

  • Math, Please help :/ -

    What are your formulas?

  • Math, Please help :/ -

    30= 2.25x
    x=13 movies
    so i did 2.25 times 13 movies gave me about 29.25...if i did 14 movies than it will give me 31.50....i think its 13

  • Math, Please help :/ -

    Hmm that sounds right , But mr fuchs said that the equation was y=30 * 2.25x , So i don't know , This is confusin :/

  • Math, Please help :/ -

    lol...i agree 2...but if y=30*2.25x ....we know what x is but then what is y....877.5 have to do with anything...i did 2.25*13*30=877.5..

  • Math, Please help :/ -

    Hmm, well yesterday when i was on here someone told me that the answer was -
    $30 / $.85 = 35.3 or 36 videos. and i think that's right.. But idk . didn't he say we needed a chart ?

  • Math, Please help :/ -

    yeah....idk...yeah my mom was helping me 2 and she got this.....but then i went on 2 this and someone told me 30=2.25x.....well that's not the problme..the thing is what is the chart

  • Math, Please help :/ -

    I know right. Um who do you know that would know the chart ?

  • Math, Please help :/ -

    i think it my be andrew..idk...hold on...i am goin to go to facebook.to see whos on

  • Math, Please help :/ -

    Okay . We should of coppied off the board when he had it today.. But whats the real answer ? 36 ?? Or 13??

  • Math, Please help :/ -

    idk...i am askin callie....she said

    mhm its just a list of what the price is if you multiply the membership price and the regular price then by 10, 20, and then you had to multiply by 22 i think

  • Math, Please help :/ -

    A list? but what has to go in the list?

  • Math, Please help :/ -

    well jst keep on for da club members,.. 30 + .85 times12 movies, then 3 then 4 then 5 and so on ,.. a bunch of times then while doin dat ,.. u do non-club members 2.25 times 2 movies 3,4 ,5,6, and so on,.. go on until the membership total of its fee nd movies is less than the non club members cost inthe end of buyin a certain amount of movies

  • Math, Please help :/ -

    wait but up to what number do i have to keep multiplying , like 30+.85* 2,3,4,5,6,7,8,9 - up to what number ??

  • Math, Please help :/ -

    idk how to do the chart

  • Math, Please help :/ -

    i thinks its up to 10

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