document.write( "Question 281318: I should have said that one side is 5x+y and the opposite side is 7, the other part of the problem is that the side is 3x-4y and it's opposite side is 18. I know that x=2 and y=-3 but I need to know how to show my daughter how to get the answer. \n" ); document.write( "
Algebra.Com's Answer #204334 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! Opposite sides are equal. \n" ); document.write( "5x+y=7 \n" ); document.write( "3x-4y=18 \n" ); document.write( "solve by substitution or elimination\r \n" ); document.write( "\n" ); document.write( "x=2 y=-3 \n" ); document.write( " \n" ); document.write( " |