Ask a New Question

how many dimes and quarters does jill have if she has $9.90 in dimes and quarters and she has 3 times as many dimes as quarters?

1 answer

D = 3Q

10D + 25Q = 990

Substitute 3Q for D in second equation and solve for Q. Insert that value into the first equation and solve for D. Check by inserting both values into the second equation.

Similar Questions

Pavel has $ 15.40 in dimes and quarters. He knows that he has three times as many dimes as quarters. He wants to create a system
1. 1 answer
Please I need help on just the set up using a guess and check table.Karina has some dimes and quarters she has 8 more dimes and
1. 2 answers
you have $ 1.55 in dimes and quarters. find all the possible combinations of coins that you might havei got; 1) 1 quarters 13
1. 2 answers
Deangelo has $7 worth of dimes and quarters in a jar. He has 7 more quarters than dimes.How many of each coin does he have?
1. 2 answers

more similar questions