8th grade math
posted by anymous .
You and your friend collect football cards.You tell your friend,"I have three times the number of football cards as you have." Your friend replies " You only have 80 more football cards than i have." How many football card do each of you have?

3x = 80 + x
2x = 80
x = 40
Your friend has 40 cards. How many do you have? 
20