document.write( "Question 225457: Community Coffee Company wants a new flavor of Cajun Coffee. How many pounds of cofee worth $7 a pound should be added to 14 pounds of coffee worth $4 a pound to get a mixture worth $5 a pound? \r
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document.write( "And there is this chart i have to fill in \n" );
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Algebra.Com's Answer #168268 by checkley77(12844) ![]() You can put this solution on YOUR website! 7x+14*4=5(x+14) \n" ); document.write( "7x+56=5x+70 \n" ); document.write( "7x-5x=70-56 \n" ); document.write( "2x=14 \n" ); document.write( "x=14/2 \n" ); document.write( "x=7 pounds of 7$ coffee is used. \n" ); document.write( "Proof: \n" ); document.write( "7*7+14*4=5(7+14) \n" ); document.write( "49+56=5*21 \n" ); document.write( "105=105 \n" ); document.write( " |