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Mathematics 17 Online
OpenStudy (aripotta):

someone help me set these equations up please! :/

OpenStudy (aripotta):

x + y + z = 140

OpenStudy (aripotta):

4x + 4y + 8z = 840?

OpenStudy (aripotta):

6x = y

OpenStudy (aripotta):

are those equations correct? :/

OpenStudy (aripotta):

that took awhile :l

OpenStudy (anonymous):

Now, " six times as much linguine as it does macaroni. " L = 6M

OpenStudy (aripotta):

yea, that's what my 6x = y is :)

OpenStudy (anonymous):

M + L + B = 140 ->7M + B = 140 lbs

OpenStudy (aripotta):

WAIT what are you doing? :/ where did 7m come from?

OpenStudy (aripotta):

waaaaaaait what

OpenStudy (aripotta):

i'm confused :/ are we eliminating?

OpenStudy (aripotta):

you're confusing me lol

OpenStudy (aripotta):

the three equations i posted...are they correct?

OpenStudy (aripotta):

but i'm not solving it just yet. i just wanted to know if i'm starting out ok lol

OpenStudy (aripotta):

i'm particularly concerned with the second equation

OpenStudy (anonymous):

4 * 7M + 8B = $ 6 * 140 28 M + 8B = 840 7 M + B = 140

OpenStudy (aripotta):

ok one sec. lemme work it out

OpenStudy (aripotta):

sorry, i'm trying to help someone and do my work at the same time :l not really working out, is it?

OpenStudy (aripotta):

i've found out x = 10, but that's how far i've gotten

OpenStudy (aripotta):

y = 60

OpenStudy (aripotta):

70?

OpenStudy (anonymous):

Of course, B = 140 - ( 10 + 60 ) =

OpenStudy (aripotta):

yup

OpenStudy (aripotta):

thanks

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