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Hitman42 [59]
2 years ago
6

4x+7y=8.77 8x+14y=15.80

Mathematics
1 answer:
marta [7]2 years ago
8 0
If i times the first equation by -2 that gives me -8x-14y=-17.54 8x+14y=15.80 Everything cancels out and I'm left with -1.74
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