SOLUTION: If 15 sports jerseys cost $300 and 25 jerseys cost $420, write a linear equation that gives the cost C for j jerseys.

Question 899956: If 15 sports jerseys cost $300 and 25 jerseys cost $420, write a linear equation that gives the cost C for j jerseys.
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

 

Hi

(25,420)

(15,300) m = 120/10 = 12

y-420 = 12(j-25)

  y = 12j +120  

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