document.write( "Question 829237: -6x+6y=6 -6x+3y=-12 \n" ); document.write( "
Algebra.Com's Answer #499712 by TimothyLamb(4379)\"\" \"About 
You can put this solution on YOUR website!
---
\n" ); document.write( "-6x+6y=6
\n" ); document.write( "-6x+3y=-12
\n" ); document.write( "---
\n" ); document.write( "copy and paste the above linear system in standard form into this matrix-method solver:
\n" ); document.write( "https://sooeet.com/math/system-of-linear-equations-solver.php
\n" ); document.write( "---
\n" ); document.write( "solution by matrix method:
\n" ); document.write( "x = 5
\n" ); document.write( "y = 6
\n" ); document.write( "---
\n" ); document.write( "now by elimination method:
\n" ); document.write( "---
\n" ); document.write( "-6x+6y=6
\n" ); document.write( "(-6x+3y=-12) * -1
\n" ); document.write( "---
\n" ); document.write( "-6x+6y=6
\n" ); document.write( "6x-3y=12
\n" ); document.write( "---
\n" ); document.write( "add the system:
\n" ); document.write( "---
\n" ); document.write( "3y = 18
\n" ); document.write( "y = 6
\n" ); document.write( "---
\n" ); document.write( "-6x + 6(6) = 6
\n" ); document.write( "-6x + 36 = 6
\n" ); document.write( "-6x = -30
\n" ); document.write( "x = 5
\n" ); document.write( "---
\n" ); document.write( "solution by elimination method:
\n" ); document.write( "x = 5
\n" ); document.write( "y = 6
\n" ); document.write( "---
\n" ); document.write( "both methods agree !
\n" ); document.write( "---
\n" ); document.write( "Solve and graph linear equations:
\n" ); document.write( "https://sooeet.com/math/linear-equation-solver.php
\n" ); document.write( "---
\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( "
\n" );