document.write( "Question 381669: A store sells 3 boxes of toothpicks for 87 cents. What would the store charge for 10 boxes? \n" ); document.write( "

Algebra.Com's Answer #270702 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi,         
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document.write( "Let x represent the charge for 10 boxes
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document.write( "Question sets up the Proportion
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document.write( "Cross multiply to solve for x
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document.write( " 3x  = 10*.87
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document.write( "   x = 10*.87/3
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document.write( "   x = $2.90\r
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document.write( "CHECKING our Answer
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document.write( "  3/.87 = 1/.29 = 10/2.90  = 1/.29 \n" );
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