document.write( "Question 456850: Adult tickets for the game cost $4.00 each and student tickets cost $2.00 each. A total of 920 tickets worth $2,446.00 were sold. How many student tickets were sold? \n" ); document.write( "
Algebra.Com's Answer #313517 by mananth(16946)![]() ![]() You can put this solution on YOUR website! Adult ticket x Numbers \n" ); document.write( "Child ticket ------------ y Numbers \n" ); document.write( "x+y=920 .............1 \n" ); document.write( "4x+2y=2446 .............2 \n" ); document.write( " \n" ); document.write( "multiply (1)by -2 \n" ); document.write( "Multiply (2) by 1 \n" ); document.write( "-2x-2y= -1840 \n" ); document.write( "4x+2y=2446 \n" ); document.write( "Add the two equations \n" ); document.write( "2x=606 \n" ); document.write( "/2 \n" ); document.write( "x=303 \n" ); document.write( "plug value of x in (1) \n" ); document.write( "x+y=920 \n" ); document.write( "303+y=920 \n" ); document.write( "y=920-303 \n" ); document.write( "y=617 \n" ); document.write( "y=617 \n" ); document.write( " \n" ); document.write( " |