document.write( "Question 816575: Using one of the three methods, solve the system.
\n" ); document.write( "y=-x+3 and y-2x=6 \n" ); document.write( "
Algebra.Com's Answer #491581 by TimothyLamb(4379)\"\" \"About 
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y = -x + 3
\n" ); document.write( "y - 2x = 6
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\n" ); document.write( "y - 2x = 6
\n" ); document.write( "-y = -2x - 6
\n" ); document.write( "---
\n" ); document.write( "y = -x + 3
\n" ); document.write( "-y = -2x - 6
\n" ); document.write( "---
\n" ); document.write( "add:
\n" ); document.write( "0 = -3x - 3
\n" ); document.write( "3x = -3
\n" ); document.write( "---
\n" ); document.write( "x = -1
\n" ); document.write( "y = 4
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\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
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\n" ); document.write( "Convert fractions, decimals, and percents:
\n" ); document.write( "https://sooeet.com/math/fraction-decimal-percent.php
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\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( "
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