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k0ka [10]
2 years ago
11

Solve using substitutuon6x+7y=8. y=-2x

Mathematics
1 answer:
belka [17]2 years ago
4 0
You plug in 2x in the equation for y. Since y =2x. 6x+7(2x)=8 6x+14x=8. 20x=8. X=8/20. X=2/5. Is your final answer
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