Stinkblowe1618 Stinkblowe1618

17-10-2019
Mathematics

contestada

Michael started with 30 baseball cards and gave away x number of cards. Johnny started with 40 baseball cards and gave away twice as many as Michael did. How many cards did Michael give away if they had the same number of cards left?

Respuesta :

raelle14 raelle14

17-10-2019

30-x=40-2x
30-40= -2x+x
-10=-x
10=x

Answer: 10 cards

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