document.write( "Question 1073446: 19. A store sold a total of 23 shirts. The total value of the sales was $310, with short-sleeved shirts selling for $10 each and long-sleeved shirts selling for $20 each. Which system of equations represents the situation? \n" ); document.write( "
Algebra.Com's Answer #688286 by ikleyn(52803)\"\" \"About 
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document.write( "  x +   y = 23,     (1)\r\n" );
document.write( "10x + 20y = 310.    (2)\r\n" );
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document.write( "x = the number of short-sleeved shirts.\r\n" );
document.write( "y = the number of  long-sleeved shirts.\r\n" );
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