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Mathematics 7 Online
OpenStudy (anonymous):

Solve the system using a matrix: 7x+2y=5 13x+14y=-1 I know how to write it in the form, but I'm not sure how to solve the matrix. I will fan and give a medal to whoever can help me, thanks!

OpenStudy (anonymous):

Like I stated above, I know how it is set up: [7 2 | 5] [13 14 | -1]

OpenStudy (dayakar):

where is variables

OpenStudy (dayakar):

r u there

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