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satela [25.4K]
2 years ago
10

The variables x and y vary directly. Use the values to find the constant of proportionality, k. Then write an equation that rela

tes x and y.
y=72; x=3
Mathematics
2 answers:
den301095 [7]2 years ago
7 0
Y/X=? Basically saying that 72 divided by 3 is what
Travka [436]2 years ago
3 0

y = kx

Replace y and x to solve for k:

72 = 3k

Divide both sides by 3:

k = 24

Now replace k with 24:

y = 24x

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