LindseyN1 LindseyN1
  • 02-05-2018
  • Mathematics
contestada

Can someone help me with #28?

Can someone help me with 28 class=

Respuesta :

popalabdulqayou
popalabdulqayou popalabdulqayou
  • 05-05-2018
28:

lets d is dimes and n nickels

4n=d

.05n+.1d=2.25

.05n+.1d=2.25

.05n+.4n=2.25

.45n=2.25

n= 5 

d=4*5= 20

 so 20 dimes and 5 nickles.


Answer Link

Otras preguntas

you earn $10 and then you spend $10, what is zero in the case.
An IV infusion is to be regulated with Plain Lactated Ringer's Solution 1 L. If the fluid is to progress for 11 hours, how much fluid should be infused per minu
What is the largest whole number x can be if 8+x is lager than 2x
Why did landing in Massachusetts cause a problem for the passengers?
find the value of x that makes the statement true 3/7x 3-x 3=2
find the value of the expression. Round decimal answers to the nearest tenth when necessary. 9+7×3^2÷3+9
this is uncle Ben third time visiting Paris fact or opinion​
Connect In “Occupy LSX . . . ,” it’s mentioned that some of the protesters wore Guy Fawkes masks. What were the masks a reference to?
(1 + cos theta + cos(theta/2))/(sin theta + sin(theta/2)) = cot(theta/2) ​
When listing the levels of organization in organisms from least complex to most complex, which level is just below organs in complexity? O cell organism organ s