document.write( "Question 182865: stefanie and judy went to the rodeo this weekend. stefanie bought 2 pretzels and 3 cokes for $8.25. Judy bought 3 pretzels and 1 coke for $4.50. how much sis one coke cost?
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #137278 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 2P+3C=8.25 \n" ); document.write( "3P+C=4.50 MULTIPLY BY -3 & ADD. \n" ); document.write( "-9P-3C=-13.50 \n" ); document.write( "2P+3C=8.25 \n" ); document.write( "--------------- \n" ); document.write( "-7P=-5.25 \n" ); document.write( "P=-5.25/-7/ \n" ); document.write( "P=.75 COST OF ONE PRETZEL. \n" ); document.write( "2*.75+3C=8.25 \n" ); document.write( "1.50+3C=8.25 \n" ); document.write( "3C=8.25-1.50 \n" ); document.write( "3C=6.75 \n" ); document.write( "C=6.75/3 \n" ); document.write( "C=2.25 COST OF ONE COKE. \n" ); document.write( "PROOF: \n" ); document.write( "3*.75+2.25=4.50 \n" ); document.write( "2.25+2.25=4.50 \n" ); document.write( "4.50=4.50 \n" ); document.write( " |