document.write( "Question 898373: Dad spent 119 for 7 people in the family. How many adult tickets did he buy if adults tickets=21 and children=14. \n" ); document.write( "
Algebra.Com's Answer #544799 by josgarithmetic(39626) ![]() You can put this solution on YOUR website! Cost, 119 \n" ); document.write( "prices: a for adults, c for children \n" ); document.write( "a+c=7 and 21*a+14*c=119\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Neat system of two linear equations to solve. \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Start with Elimination Method to get a value for a. Do this by subtracting 14 times the ticket equation from the cost equation. \n" ); document.write( " |