show that x=4a d y= -5 is not a solution of the system of linear equation are:5x+4y=0, 4x+5y+8=0
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above shows that Y= 4.4 cm this shows x=4 , y= -5 that it is not a solution of the system of the linear equation are 5x+4y=0, 4x+5y+8=0
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