SOLUTION: A parking meter contains nickels, dimes and quarters. There are 3 fewer dimes than nickels, and 2 more quarters than dimes. If x represents the number of nickels, write an algebrai
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Question 585734: A parking meter contains nickels, dimes and quarters. There are 3 fewer dimes than nickels, and 2 more quarters than dimes. If x represents the number of nickels, write an algebraic expression in terms of x that represents the value of all the coins in the meter in cents. Simplify the expression.
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
x=d-3
d=x+3
q=d+2
q=x+3+2=x+5
Why use x? Use n for nickel.
value of coins
5x+25q+10d=v
5x+25(x+5)+10*(x+3)=v
40x+155 = v
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