document.write( "Question 402292: X-2y=6
\n" ); document.write( "y=2X-18
\n" ); document.write( "Solve the system by the substitution method.
\n" ); document.write( "Please help me solve.
\n" ); document.write( "Thanks, angela
\n" ); document.write( "

Algebra.Com's Answer #284597 by Mr.Math(29)\"\" \"About 
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X-2y=6
\n" ); document.write( "y=2X-18 \r
\n" ); document.write( "\n" ); document.write( "x=2(2x-18)+6
\n" ); document.write( "x=4x-36+6
\n" ); document.write( "3x=30
\n" ); document.write( "x=10 ; y=20-18=2\r
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