SOLUTION: Diana has been saving nickels and dimes. She opened up her piggy bank and determined that it contained 48 coins worth $4.50. Determine how many nickels and dimes were in the pi

Question 705935: Diana has been saving nickels and
dimes. She opened up her piggy bank and determined
that it contained 48 coins worth $4.50. Determine
how many nickels and dimes were in the piggy bank.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = number of nickels she has
Let = number of dimes she has
given:
(1)
(2) ( in cents )
---------------------
Multiply both sides of (1) by
and subtract (1) from (2)
(2)
(1)

and, since
(1)
(1)
(1)
The number of nickels she has is 6
The number of dimes she has is 42
check answer:
(2)
(2)
(2)
OK
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