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 Dec 18, 2018
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We need to find the constant of proportionality, k

 

b(x)  = k * x        and we  know that

 

4325 = k * 25         divide both sides by 25

 

k = 173

 

So when x = 19

 

b(x) = 173 * 19 = 3287

 

 

cool cool cool

 Dec 18, 2018

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