document.write( "Question 521832: y+5x=0
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document.write( "x+y=12
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document.write( "how do you do this? please show all steps
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Algebra.Com's Answer #346594 by umnikmo(75)![]() ![]() ![]() You can put this solution on YOUR website! from first eq: y=-5x \n" ); document.write( "substitute this into second eq:\r \n" ); document.write( "\n" ); document.write( "x+(-5x)=12 \n" ); document.write( "-4x=12 => x=-3\r \n" ); document.write( "\n" ); document.write( "y=-5*x=-5*(-3)=15 \n" ); document.write( " |