Jaylahingram15 Jaylahingram15

07-03-2017
Mathematics

contestada

card has three times as many ten dollar bills as 5 dollar bills, she has a total of 350. how many five dollar bills Does she have

Respuesta :

pdevereux pdevereux

07-03-2017

She has 10 five dollar bills. Set up the system using x as 5 dollar bills and y as 10 dollar bills:

5x + 10y = 350
3x = y
Substitute in 3x for y in the first equation and solve

Answer Link

Panda460 Panda460

07-03-2017

she has ten five dollar bills!

Answer Link

Otras preguntas

-0.38 written as a fraction is

0.6 is greater than 0.5 or less please help

Why is mitosis a form of asexual reproduction?

Why is mitosis a form of asexual reproduction?

-0.38 written as a fraction is

Fractions and Percent problem.I have to write each ratio as a percent. 45 7/8 out of 100 meters... how do I solve this?

0.6 is greater than 0.5 or less please help

Why is mitosis a form of asexual reproduction?

240 is 60% of what number

two equivalent fractions to 8/24