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Mathematics 21 Online
OpenStudy (anonymous):

I need someone's help with about 10 questions. Solve the system by substitution. If the system is inconsistent or has dependent equations, say so. x = 22 + 5y 3x - 6y = 21

OpenStudy (saifoo.khan):

Sure we can help!!

OpenStudy (saifoo.khan):

where are you stuck?

OpenStudy (anonymous):

I know how to do it if the second equation was a fraction. i just don't know how to do it with both equation.s thank you

OpenStudy (saifoo.khan):

Alright, join me here, i will show you step by step!! http://www.twiddla.com/615722

OpenStudy (saifoo.khan):

??

OpenStudy (saifoo.khan):

are you coming??

OpenStudy (saifoo.khan):

It's like substitue the first equation in equation 2.

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