Question

Hannah has a jar filled with 150 coins made up of quarters and nickels. The total value of the coins is $28.30

Answer 1

Based on the given details above, here are the answers to your question.
If x represents the number of quarters in the jar, the equation that can be used to find the number of quarters is this 0.25x + 0.05(150 x) = 28.30.
Then, for the how many quarters and how many nickels are there, the answer is  46 quarters; 104 nickels. Hope this answer helps.