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vekshin1
3 years ago
5

If 6x+3y=−1 and 5x+y=8 are true equations, what would be the value of −x−2y?

Mathematics
1 answer:
bogdanovich [222]3 years ago
5 0

Answer:   9

x = 2.778

y = -5.889

-x -2y

= -2.778 - 2(-5.889)

= 9

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