document.write( "Question 386364: Solve the system by elimination: 2y - 6x = -8, y = -5x + 12 \n" ); document.write( "
Algebra.Com's Answer #273132 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 2y - 6x = -8...............1 \n" ); document.write( "y = -5x + 12 \n" ); document.write( "add 5x to both sides \n" ); document.write( "y+5x=12...............2 \n" ); document.write( "... \n" ); document.write( "multiply (2) by -2 \n" ); document.write( "-2y-10x=-24 \n" ); document.write( "add it to (1) \n" ); document.write( "-2y+2y-10x-6x=-24-8 \n" ); document.write( "-16x=-32 \n" ); document.write( "/-16 \n" ); document.write( " \n" ); document.write( "plug value of x in (2) \n" ); document.write( "y+5*2=12 \n" ); document.write( "y+10=12 \n" ); document.write( "-10 -10 \n" ); document.write( "y=12-10 \n" ); document.write( " \n" ); document.write( "... \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " |