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Mathematics 15 Online
OpenStudy (anonymous):

how to solve 4 variable system of equations? by combining rows??

OpenStudy (anonymous):

|dw:1415833746745:dw|

OpenStudy (anonymous):

i only need help on how to start it off?

OpenStudy (anonymous):

Have you seen elementary row operations with matrices?

OpenStudy (anonymous):

i need to solve it algebraically if that's not what you mean?

OpenStudy (anonymous):

i cant use matrices method

OpenStudy (anonymous):

Yeah, was curious if you had seen where you set it up like this: |dw:1415834117766:dw|

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