document.write( "Question 381522: Translate the problem to a system of equations and solve for costs.
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document.write( "Six sandwiches and five sodas cost $36.95. Five sandwiches and five sodas cost $32.20. What is the cost of one sandwich and the cost of one soda? \n" );
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Algebra.Com's Answer #270618 by checkley79(3341)![]() ![]() ![]() You can put this solution on YOUR website! 6SA+5SO=36.95 \n" ); document.write( "5SA+5SO=32.20 SUBTRACT \n" ); document.write( "--------------------- \n" ); document.write( "SA=$4.75 COST OF 1 SANDWICH. \n" ); document.write( "6*4.75+5SO=36.95 \n" ); document.write( "28.50+5SO=36.95 \n" ); document.write( "5SO=36.95-28.50 \n" ); document.write( "5SO=8.45 \n" ); document.write( "SO=8.45/5 \n" ); document.write( "SO=$1.69 COST OF 1 SODA. \n" ); document.write( "PROOF: \n" ); document.write( "5*4.75+5*1.69=32.20 \n" ); document.write( "23.75+8.45=32.20 \n" ); document.write( "32.20=32,20 \n" ); document.write( " \n" ); document.write( " |