document.write( "Question 1171402: A blue pen is $0.25 more expensive than a black pen. At the store, Ms. Wing buys 10 black pens and 4 blue pens and pays a total of $20.00.\r
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document.write( "If y represents the price of a black pen, write an expression to represent the price of a blue pen.\r
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document.write( "How much does a single black pen cost?\r
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document.write( "How much does a single blue pen cost?\r
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Algebra.Com's Answer #796368 by josgarithmetic(39618)![]() ![]() ![]() You can put this solution on YOUR website! blue pen is black pen + 0.25 dollars.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "blue pen, y+0.25 \n" ); document.write( "black pen, y\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "--------------------------------------------------------------------------- \n" ); document.write( "Ms. Wing buys 10 black pens and 4 blue pens and pays a total of $20.00. \n" ); document.write( "---------------------------------------------------------------------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "\n" ); document.write( ".\r \n" ); document.write( "\n" ); document.write( ". \n" ); document.write( " |