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Mathematics 10 Online
OpenStudy (anonymous):

Help! - Simultaneous equations!

OpenStudy (anonymous):

\[y=7-3x\] \[xy\]

OpenStudy (anonymous):

Sorry xy+12=2x

OpenStudy (pinklion23):

dont you fear Nadia is hear lol

OpenStudy (pinklion23):

so wha tare you looking for

OpenStudy (anonymous):

It just says to solve for x and y

OpenStudy (anonymous):

you need to plug one equation into the other

OpenStudy (pinklion23):

maybe this will help you @Green101 http://www.algebra.com/algebra/homework/coordinate/Linear-systems.faq.question.264295.html

OpenStudy (anonymous):

i would plug 7-3x into x(7-3x) +12 =2x

OpenStudy (pinklion23):

@josedavid what do you think

OpenStudy (anonymous):

then solve for x

OpenStudy (anonymous):

Thank you Austin, I'll try that, and any other methods offered

OpenStudy (anonymous):

after you solve for x you can plug in you numerical value to solve for y

OpenStudy (anonymous):

That is how you solve almost all systems, Isolate a variable, then plug it in

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