document.write( "Question 286998: please help me solve this equation.
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document.write( " 3x+y=-3
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document.write( " 2x+y=-1 \n" );
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Algebra.Com's Answer #208101 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! There are two equations. It is called a system of equations. \n" ); document.write( "Solve both for y and set them equal \n" ); document.write( "y=-3-3x \n" ); document.write( "y=-1-2x \n" ); document.write( "-3-3x=-1-2x \n" ); document.write( "add 3x to both sides \n" ); document.write( "-3=-1+x \n" ); document.write( "add 1 to both sides \n" ); document.write( "-2=x \n" ); document.write( "2(-2)+y=-1 \n" ); document.write( "-4+y=-1 \n" ); document.write( "y=3 \n" ); document.write( "(-2,3) \n" ); document.write( " |