Question #84282
1 Answer
Oct 22, 2017
Let
Explanation:
Let's define our variable:
Let
According to that, we have:

she has
#n# nickels because that's the definition of the variable#n# . 
she has
#4n# dimes because she has "four times as many dimes as nickels." 
she has
#855n# pennies because we know that the remaining coins are pennies and that all the coins  nickels, dimes, and pennies  must add up to 85.