Part of the proceeds from a garage sale was $490 worth of $10 and $20 bills. lf there were 4 more $10 bills than $20 bills, how do you find the number of each denomination?
2 Answers
May 18, 2017
15 ($20 dollar bills) and 19 ($10 dollar bills).
Explanation:
If we let
The equation of the problem is:
Then there are 15 $20 dollar bills and 19 $10 dollar bills.
May 18, 2017
19
Explanation:
Your equation:
(x indicates number of #$20 bills).
Since there are 4 more bills under