Report - percontare.asphi.itpercontare.asphi.it/wp-content/uploads/2017/12/7-chap08.pdf · 106 5x=2y 5001+250 -22 500 000 500x+250y= 500x+250X 22 500 000. —22 500 000. x—20 000. y=50 000.

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