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marin [14]
3 years ago
9

7x+2y=5. -x-6y =8 solving linear systems using multiplication and addition show your work

Mathematics
1 answer:
blondinia [14]3 years ago
8 0
3(7x+2y)=15,21x+6y+(-x-6y)=15+8,20x=23,x=23/20,
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