SOLUTION: having trouble again. please help. I keep getting the wrong answer for a word problem, I think I am setting the problem up wrong, could someone help me. the question is a bank tell

Question 137661: having trouble again. please help. I keep getting the wrong answer for a word problem, I think I am setting the problem up wrong, could someone help me. the question is a bank teller has 25 more $5 dollar bills than $10 dollar bills. If the total value of the money is $200, how many of each does she have?
Found 2 solutions by scott8148, edjones:
Answer by scott8148(6628) (Show Source): You can put this solution on YOUR website!
let x="$10 bills", so x+25="$5 bills"

10(x)+5(x+25)=200 __ 10x+5x+125=200 __ 15x=75
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
Let x be the number of $10 bills.
10x+5(x+25)=200
10x+5x+125=200
15x+125-125=200-125
15x=75
15x/15=75/15
x=5
She has 5 $10 bills and 30 $5 bills.
.
Ed

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