senathghosh9117 senathghosh9117

24-10-2018
Mathematics

contestada

John has $6.10 in quarters and nickels in his pocket. If John has 34 coins in his pocket, how many of the coins are quarters?

Respuesta :

alefaires21 alefaires21

24-10-2018

34 = q + n
6.1 = .25q + .05n

-1.7 = -.05q - .05n
6.1 = .25q + .05n

4.4 = .2q
q = 22

22 of the coins are quarters.

Answer Link

Otras preguntas

does your skin colour make you African?

Describe in detail what your favorite color is. Explain why it is your favorite. Describe some things that are that color.

Which of these actions can individuals do to reduce pollution? Select all that apply. using an electric lawn mower turning up the air conditioner using mass tra

Cedric slipped and cut his finger. the cut bled, but did not penetrate to the subcutaneous layer. the deepest layer penetrated was the:_________

What was the purpose of the ghettos?

Scenario: In the years after World War II, subdivisions like Levittown sprouted up throughout America. Watch the video and review your readings to prepare your

Atherosclerosis causes elastic arteries to become less stretchy. how does this affect pulse pressure?

what the picture says

The perimeter of a parallelogram is 180 cm. One side exceeds the other by 10 cm. What are the lengths of adjacent sides of the parallelogram?

What is the total amount of property, plant, and equipment assuming the accounts above reflect normal activity?