document.write( "Question 656249: Solve the system by the method of your choice: x=6y-9, -2x + 12y=18 \n" ); document.write( "
Algebra.Com's Answer #409414 by MathDazed(34)![]() ![]() You can put this solution on YOUR website! For this problem, if you simplify the second equation you will actually get the first equation.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-2x + 12y = 18\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-2x +12y -12y = 18 - 12y\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-2x = -12y + 18\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-2x/-2 = -12y/-2 + 18/-2\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x = 6y - 9\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Since the equations are the same, then both equations have infinitely many solutions because they are actually are the same lines. \n" ); document.write( " |