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Mathematics 12 Online
OpenStudy (anonymous):

Can somebody help me please??

OpenStudy (anonymous):

yes maam

OpenStudy (anonymous):

Ad revenue for a web service is about $2 a month per each free user. A monthly “premium” subscription costs $11 dollars for the month, but does not make any ad revenue. The first month showed that 690 users used the web service that month earning a total of $2,064 between ad revenue and subscriptions. Determine the system of equations describing this relationship. Calculate the number of users of each type(free users,subscribers)

OpenStudy (anonymous):

imam little confused on how to do this this is accounting rite

OpenStudy (anonymous):

system of equations

OpenStudy (anonymous):

let a = the number of users who generate ad revenue, let s = the number of users who pay for a subscription. then how would we calculate the total earnings using these variables? how would we calculate the total number of users using these variables?

OpenStudy (anonymous):

a+s?

OpenStudy (anonymous):

@pgpilot326

OpenStudy (anonymous):

a + s = ?

OpenStudy (anonymous):

690

OpenStudy (anonymous):

so that's the total number of users equation... a + s = 690. now, what about the total revenue equation?

OpenStudy (anonymous):

a + s = 2064

OpenStudy (anonymous):

no, how much revenue for each ad user? how much for each subscriber user?

OpenStudy (anonymous):

remember, a + s = 690 so it can't be that a + s = 2064 also!

OpenStudy (anonymous):

I'm not sure

OpenStudy (anonymous):

they get $2 for every ad user and $11 for every subscriber user so 2a + 11s = 2064.

OpenStudy (anonymous):

ahhh

OpenStudy (anonymous):

now you have your 2 equations with 2 unknowns... your system. can you solve it from here?

OpenStudy (anonymous):

a = 614 s= 76? not 100% sure

OpenStudy (anonymous):

well 614 + 76 = 690 so that works there... 2(614) + 11(76) = 1228 + 836 = 2064, so look like you got it!!!

OpenStudy (anonymous):

thank you

OpenStudy (anonymous):

you're welcome!

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