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A proportional relationship is represented by the equation 2x=18y. If y=kx, where k is the constant of proportionality, what is the value of k?

A proportional relationship is represented by the equation 2x=18y. If y=kx, where k is the constant of proportionality, what is the value of k?
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4 votes
a proportional relationship is represented by the equation 2x=18y. If y=kx, where k is the constant of proportionality, what is the value of k?

asked
User Kshitij Dhyani
by
7.9k points

1 Answer

7 votes
Divide 18 on both sides

2/18 x = y

y = 1/9 x

k = 1/9
answered
User John Meagher
by
7.8k points
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