monicalopez14893 monicalopez14893

20-10-2021
Mathematics

contestada

A coin collector has $2.35 in dimes and nickels. She has four more dimes than nickels. How many nickels does she have?

The coin collector has
___ nickels.

Respuesta :

madethisfortwitch1 madethisfortwitch1

20-10-2021

Answer:

13 nickles

Step-by-step explanation:

x= dimes

y= nickles

.1x+.05y=2.35

x-4=y

subsituting this...

.1x+.05(x-4)=2.35

.1x+.05x-.2=2.35

.15x=2.55

x=17

17-4=y

13=y

13 nickels

Answer Link

Otras preguntas

What term refers to the relative size of an item? A. layout B. scale C. menu D. strategy

PARAPHRASE THE FOLLOWING "Insects are variously formed, but as a rule the mature ones have three and only three pairs of legs, one pair of feelers, one pair of

Describe two ways the posters encouraged american workers to work harder and increase production.

Let f(x) = 3x - 1 and g(x) = x^2. Find (f o g) (x) A. 9x^2 - 6x + 1 B. x^2(3x - 1) C. 3x^2 - 1 D. 9x^2 - 1

does anybody know 2 good argument points for "The most dangerous game" if rainsford was justifed in killing general zaroff

2. Jessica's shelves hold 20 books each. How many shelves will she need if she has 137 books? Explain how to solve the problem.

Solve for X And please, do take as much time as needed, much appreciated!! 2 + 9-x/4=10

Joshua has $1.20 worth of nickels and dimes. He has 6 more nickels than dimes. Graphically solve a system of equations in order to determine the number of nicke

How did plate tectonics and glaciation impact how the Columbia Plateau looks today?

9. Lady Macduff accuses her husband of all of the following EXCEPT... * O betrayal O brutality O cowardice O lack of affection