Jaylahingram15 Jaylahingram15

07-03-2017
Mathematics

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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

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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

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Panda460 Panda460

07-03-2017

she has ten five dollar bills!

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