document.write( "Question 193321: The future Teachers of America Club at Paint Branch High School is maaking a healthy trail mix to to sell during lunch. The mix will have three times the number of pounds of raisins as sunflower seeeds. Sunflower seeds cost $4.00 per pound, raisins cost $1.50 per pound. If the group has $34.00 to spend on the raisins and sunflower seeds , how many pounds of each should they buy.
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document.write( "(please solve this problem by using substution) \n" );
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Algebra.Com's Answer #145127 by RAY100(1637)![]() ![]() ![]() You can put this solution on YOUR website! Let R= # lbs of raisins,,,,,@ $1.50 per # \n" ); document.write( "Let S= # lbs of sunflower seeds,,,,@$4.00 per #\r \n" ); document.write( "\n" ); document.write( "given,,,3R=S \n" ); document.write( "given,,,, 4S+1.5R=34 \n" ); document.write( "4(3R) +1.5R=34 \n" ); document.write( "12R+1.5R=34 \n" ); document.write( "13.5R=34 \n" ); document.write( "R= 2.52 # \n" ); document.write( "but,,,,3R=S=3(2.52)=7.5# \n" ); document.write( "check \n" ); document.write( "4(7.5)+1.5(2.52)=34 \n" ); document.write( "30.22+3.78=34 \n" ); document.write( "34=34,,,,ok \n" ); document.write( " |