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Mathematics 13 Online
OpenStudy (anonymous):

simultaneous equation help please! I need to find the value of K 2x+ky=11 y=5-4x

OpenStudy (anonymous):

You can use substitution to solve the system.

OpenStudy (anonymous):

the second equation is already solved for Y. Therefore you can subsitute it into the first equation

OpenStudy (anonymous):

wait..i might be mistaken..err

OpenStudy (anonymous):

I think you need a third equation or the value of one of them. I'm not sure you can solve it like that...unless im not doing someting right

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