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

User Engin OZTURK
by
4.9k points

1 Answer

9 votes

Answer: 9

x = 2.778

y = -5.889

-x -2y

= -2.778 - 2(-5.889)

= 9

If 6x+3y=−1 and 5x+y=8 are true equations, what would be the value of −x−2y?-example-1
User Zanzoken
by
5.0k points
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