Chris has a collection of 20 baseball cards and Kyle has collection of 40 baseball cards. Chris is adding 3 baseball cards per month to his collection while Kyle is adding one baseball card per month to his collection. After how many months will Chris and Kyle have the same number of baseball cards?
Answers
Answered by
Reiny
Chris: 20 + 3n
Kyle : 40 + n
they are equal when
20+3n = 40+n
solve for n
Kyle : 40 + n
they are equal when
20+3n = 40+n
solve for n
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