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Is 5x+6y=1 a direct variation? (yes or no only) Is -4x+9y=4 a direct variation? (yes or no only)
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Is 5x+6y=1 a direct variation? (yes or no only)

Is -4x+9y=4 a direct variation? (yes or no only)

User Volearix
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5.9k points

1 Answer

4 votes
direct variation is y=kx
indirect variation is y=k/x

if we can get it into that form, then it is

5x+6x=1
6y=-5x+1
y=(-5/6)x+1/6
yes


-4x+9y=4
9y=4x+4
y=(4/9)x+4/8
yes

User TabeaKischka
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6.1k points
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