document.write( "Question 948185: you spent $4 on seven pounds of rice and cereal. Rice costs $0.55 per pound and cereal costs $.70 per pound. How many pounds of rice did you buy? \n" ); document.write( "
Algebra.Com's Answer #578681 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! you spent $4 on seven pounds of rice and cereal. Rice costs $0.55 per pound and cereal costs $.70 per pound. How many pounds of rice did you buy? \n" ); document.write( "*** \n" ); document.write( "let x=amt of rice bought \n" ); document.write( "7-x=amt of cereal bought \n" ); document.write( ".. \n" ); document.write( ".55x+.70(7-x)=4.00 \n" ); document.write( ".55x+4.9-.70x=4 \n" ); document.write( ".15x=.90 \n" ); document.write( "x=6 \n" ); document.write( "How many pounds of rice did you buy? 6 \n" ); document.write( " |