Mathematics

Mathematics, 09.08.2019 00:10, Maryllen

How do i solve a word problem using a matrice with these equations:
10x+12y+20z=1240
1.5x+2y+4z=240
1x+1y+1z=70

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How do i solve a word problem using a matrice with these equations:
10x+12y+20z=1240
1....

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