Asked by Becky
David has 50 bills in his wallet worth $400 all fives and tens dollar bills. How many of each bill does he have
Answers
Answered by
Dr. Jane
f + t = 50
5f + 10 t + 400
Multiply the first equation by -5 and add to the second equation.
You will find t and then find f by substituting your answer into the first equation.
5f + 10 t + 400
Multiply the first equation by -5 and add to the second equation.
You will find t and then find f by substituting your answer into the first equation.
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