ahmadalaska907
ahmadalaska907 ahmadalaska907
  • 01-08-2020
  • Mathematics
contestada

winthrop has $4.40 worth of nickles and dimes. If winthrop has 3.5 times as many nickles as he has dimes, how many dimes does he have?

Respuesta :

MathPhys
MathPhys MathPhys
  • 01-08-2020

Answer:

16

Step-by-step explanation:

If n is number of nickles and d is number of dimes:

5n + 10d = 440

n = 3.5d

Substitute:

5(3.5)d + 10d = 440

17.5d + 10d = 440

27.5d = 440

d = 16

Answer Link

Otras preguntas

Cory earns $20 for every lawn he mows and $9 for every hedge he trims. He uses the expression 20x + 9y to keep track of his earnings. Part a. Identify the coeff
Steroid use can have several physical consequences. What effect can the use of steroids have on men? A. deepened voice B. enlarged breasts C. increased facial h
How to divide 9 divided 204?
a sentence with the word advance and reasoning
Which shows the expression below in simplified form? (6.7 × 10-4) - (3.1 × 10-7)
What number can be writeen as 60+3
Taking a large amount of this vitamin can be toxic because it accumulates in the liver
Simplify 12(6b+2). 96b 72b+24 18b+14 2b+6
Most autobiographies convey A. a sorrowful tone. B. the significance of fame. C. flashbacks of events. D. a significant message or lesson.
I need to compare math and social studies.