Question: Using the matrix method or otherwise, solve the following system of simultaneous equations. x+2y+3z=53x+y3z=43x+4y+7z=7 (Total 25 marks)

Using the matrix method or otherwise, solve the following system of simultaneous equations. x+2y+3z=53x+y3z=43x+4y+7z=7 (Total 25 marks)
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