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Mathematics 6 Online
OpenStudy (anonymous):

Choose the value of the x determinant (Dx) in the following system. 10x – 3y = –7 5x – y = –2 –55 1 13 15

OpenStudy (anonymous):

@nincompoop

OpenStudy (anonymous):

it is 1

OpenStudy (anonymous):

can you tell me how though?

OpenStudy (anonymous):

|dw:1348937345220:dw|

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