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If x varies directly to y, and x=3 when y=18, what is the constant of variation?
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If x varies directly to y, and x=3 when y=18, what is the constant of variation?

User Beratuslu
by
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2 Answers

3 votes
x varies directly to y means
x=ky
(and y varies directily to x means y=kx, so diffent)



x=3 and y=18
x=ky
3=k18
divide both sies by 18
1/6=k


the constant of variation is 1/6
User Vansimke
by
9.2k points
3 votes
Your answer is going to be : 6 cause 6 x 3 = 18
User Rohan Khajuria
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8.1k points
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