please help me answer this word problem

label Algebra
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schedule 1 Day
account_balance_wallet $5

An art dealer sold 10 etchings for $485 . He sold some of them at $45 each and the rest at $50 each. How many etchings did he sell at each price

Jun 22nd, 2015

Thank you for the opportunity to help you with your question!

45x + 50y=485

x + y= 10

y=7.........................for $50

x=3..........................for $45

Please let me know if you need any clarification. I'm always happy to answer your questions.
Jun 22nd, 2015

thank you very much. 

Jun 22nd, 2015

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