document.write( "Question 820627: Solve the systems of equations by substitution y=-x y=-2x \n" ); document.write( "
Algebra.Com's Answer #493643 by TimothyLamb(4379)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "y = -x
\n" ); document.write( "y = -2x
\n" ); document.write( "---
\n" ); document.write( "put the system into standard linear form:
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\n" ); document.write( "x + y = 0
\n" ); document.write( "2x + y = 0
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\n" ); document.write( "copy and paste the above standard form linear equations in to this solver:
\n" ); document.write( "https://sooeet.com/math/system-of-linear-equations-solver.php
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\n" ); document.write( "answer:
\n" ); document.write( "x= 0
\n" ); document.write( "y= 0
\n" ); document.write( "---
\n" ); document.write( "Solve and graph linear equations:
\n" ); document.write( "https://sooeet.com/math/linear-equation-solver.php
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\n" ); document.write( "Solve quadratic equations, quadratic formula:
\n" ); document.write( "https://sooeet.com/math/quadratic-formula-solver.php
\n" ); document.write( "---
\n" ); document.write( "Solve systems of linear equations up to 6-equations 6-variables:
\n" ); document.write( "https://sooeet.com/math/system-of-linear-equations-solver.php \n" ); document.write( "
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