document.write( "Question 253673: At a firefights' pankcake breakfast, the firefighters raised $1,395.00 by serving 345 people. The cost of an adult's ticket (a) to the pancake breakfast, was $5.00 and the cost of a child's ticket (c) to the breakfast was $3.00. Which was the number of adult tickets sold? \n" ); document.write( "
Algebra.Com's Answer #186223 by checkley77(12844) ![]() You can put this solution on YOUR website! A+C=345 OR A=345-C \n" ); document.write( "5A+3C=1,395 \n" ); document.write( "5(345-C)+3C=1,395 \n" ); document.write( "1,725-5C+3C=1,395 \n" ); document.write( "-2C=1,395-1,725 \n" ); document.write( "-2C=-330 \n" ); document.write( "C=-330/-2 \n" ); document.write( "C=165 CHILDREN'S TICKETS WERE SOLD, \n" ); document.write( "345-165=180 ADULT TICKETS SOLD. \n" ); document.write( "PROOF: \n" ); document.write( "5*180+3*165=1,395 \n" ); document.write( "900+495=1.395 \n" ); document.write( "1.395=1,395 \n" ); document.write( " |