document.write( "Question 263319: Solve the following system by addition, if possible.
\n" ); document.write( "6x + 8y = 9
\n" ); document.write( "3x - 3y = -2\r
\n" ); document.write( "\n" ); document.write( "x=?
\n" ); document.write( "y=?
\n" ); document.write( "

Algebra.Com's Answer #194028 by richwmiller(17219)\"\" \"About 
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\n" ); document.write( "6x + 8y = 9
\n" ); document.write( "3x - 3y = -2
\n" ); document.write( "multiply 2nd by -2
\n" ); document.write( "-6x+6y=4
\n" ); document.write( "6x+8y=9
\n" ); document.write( "add them
\n" ); document.write( "14y=13
\n" ); document.write( "y=13/14
\n" ); document.write( "x=11/42
\n" ); document.write( "3x-3(13/14)=-2
\n" ); document.write( "3x-39/14=-28/14
\n" ); document.write( "3x=11/14
\n" ); document.write( "3x=33/42
\n" ); document.write( "x=11/42
\n" ); document.write( "
\n" );