leandro272047 leandro272047

04-02-2018
Mathematics

contestada

bill has two dollars in quarters and dimes. the number of quarters is four less than twice the number of dimes find the number of coins each type

Respuesta :

JasonLai JasonLai

04-02-2018

Okay, let's make x the number of dimes. The equation should look like this:
10x + 25(2x-4) = 200
10x + 50x -100 = 200
60x = 300
x = 5
so, 5 dimes and 6 quarters

Answer Link

Otras preguntas

If three onions weigh 2 pounds, how much would 10 onions weigh?

In the figure, CE34 cm and DE 30 cm. What is the length of the radius of the circle? 16 cm 11.3 cm 4 cm 45.3 cm

How is the distinction between innovative and replicative entrepreneurship related to the distinction between opportunity-based and necessity-based entrepreneur

What impressions of the city and its relationship with venice does the artist seek to convey?

A characteristic, trait, or attribute of a person, place, or thing that can have more than one value is called what?

characterize the roots of the following quadratic equation using the discriminant 1) x²+4x+3=02)x²-5x+4=0

There are three levels of program implementation. describe each of them and the significance of each level of program implementation.

point B is in the interior of

How should the estimator handle any errors or omissions that may be found in the contract documents?

Which equation shows the equation y+4=2(x-1)