SOLUTION: I just need to know the formula for this question:
A child saved $3.70 in nickels and dimes. If the child has twice as many nickels as dimes. How many nickels does the child hav
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Question 182579: I just need to know the formula for this question:
A child saved $3.70 in nickels and dimes. If the child has twice as many nickels as dimes. How many nickels does the child have?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
I just need to know the formula for this question:
A child saved $3.70 in nickels and dimes. If the child has twice as many nickels as dimes. How many nickels does the child have?
-----------------------------------------
Equation:
value + value = value
5n + 10d = 370
------------------
quantity = quantity
n = 2d
=====================
Solve by substitution.
===========================
Cheers,
Stan H>
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