document.write( "Question 274108: How do I solve this?
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document.write( "x^2+y^2=25
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document.write( "x+2y=-1
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document.write( "thanks in advance.. \n" );
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Algebra.Com's Answer #200087 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! How do I solve this? \n" ); document.write( "x^2+y^2=25 \n" ); document.write( "x+2y=-1 \n" ); document.write( "----------- \n" ); document.write( "I would use substitution. \n" ); document.write( "x = -2y - 1 \n" ); document.write( "Sub for x in the 1st eqn, solve for y. \n" ); document.write( "You'll get 2 values for y. \n" ); document.write( "Sub those into the line eqn, not the circle, and find the values for x. \n" ); document.write( " \n" ); document.write( " |