document.write( "Question 807579: Solve equation using elmenation.
\n" ); document.write( "2x + 3y = 0
\n" ); document.write( "3x + y = 7 \n" ); document.write( "
Algebra.Com's Answer #486724 by TimothyLamb(4379)\"\" \"About 
You can put this solution on YOUR website!
L1: 2x + 3y = 0
\n" ); document.write( "L2: 3x + y = 7
\n" ); document.write( "L2: -9x - 3y = -21
\n" ); document.write( "L1 + L2:
\n" ); document.write( "-7x = -21
\n" ); document.write( "x = 3
\n" ); document.write( "y = -2
\n" ); document.write( "Answer: (3, -2)
\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( "Convert fractions, decimals, and percents:
\n" ); document.write( "https://sooeet.com/math/fraction-decimal-percent.php
\n" ); document.write( "---
\n" ); document.write( "Calculate and graph the linear regression of any data set:
\n" ); document.write( "https://sooeet.com/math/linear-regression.php \n" ); document.write( "
\n" );