Dustin has only nickels and quarters in his piggy bank. He has 49 coins total for a combined value of $8.85. How many of each does he have . SHow your work

Question

30-11-2014
Mathematics

Answered

Welcome to Westonci.ca, the place where your questions find answers from a community of knowledgeable experts. Experience the convenience of finding accurate answers to your questions from knowledgeable professionals on our platform. Our platform offers a seamless experience for finding reliable answers from a network of knowledgeable professionals.

Dustin has only nickels and quarters in his piggy bank. He has 49 coins total for a combined value of $8.85. How many of each does he have . SHow your work

Sagot :

Thank you for trusting us with your questions. We're here to help you find accurate answers quickly and efficiently. Thank you for visiting. Our goal is to provide the most accurate answers for all your informational needs. Come back soon. Westonci.ca is your trusted source for answers. Visit us again to find more information on diverse topics.

By the end of World War II, many Westerners believed that people had the right to self-determination and self-government. Many Western imperial nations no longe

When unions were first organized, union leaders: were paid larger salaries than non-union workers promoted strikes among factory workers were blacklisted by fac

Which Persian emperor attacked Athens for aiding Greek colonies in their rebellion against Persian rule? A. Lycurgus B. Darius C. Pheidippides D. Leonidas

Use pascal and pressure in the same sentence

What was the Ottoman Empire known for? A) Shahs there supported the arts B) People there experienced cultural and religious toleration C) The empire was ruled w

Triangle ABC with vertices A(-2,-2) B(-3,1) C(1,1) is translated by (x,y) ------> (x -1, y+3). THEN the image, triangle A'B'C', is translated by (x,

Robin wants to start a business. In a market economy, how might he determine what to produce?

100 years after columbus, the largest number of immigrants to the new world were: A. Spanish and Africans B. French and English C.Swedish and english D. They we

Under the _______ Amendment, you have the right to know the charges brought against you and to question witnesses who bring evidence against you. A. First B. Si

Please help me edit this conclusion: Question: Which of the materials, sugars, yeast,elodea,and sand, are non living, or abiotic? Which ones are biotic or abiot

luana luana · Answer 1 · 2014-11-30T20:01:47-05:00

luana luana

30-11-2014

[tex]x-\ nickels\\ y-\ quarters\\\\ 0,05x+0,25y=8,85\\ x+y=49\ \ \ \ x=49-y\\\\\ 0,05(49-y)+0,25y=8,85\\ 2,45-0,05y+0,25y=8,85\\ 0,2y+2,45=8,85\ \ \ | subtract\ 2,45\\0,2y=6,4\ \ \ | divide\ by\ 0,2\\y=32\\\\ x=49-32=17\\\\ He\ had\ 17\ nickels\ and\ 32\ quarters.[/tex]

Answer Link

Sagot :

Other Questions