document.write( "Question 416110: Simultaneous Equations: sorry didnt see Cat. for that:
\n" ); document.write( "Solve for x,y, and z:
\n" ); document.write( " x + 2y + z = 2
\n" ); document.write( " 5x = z
\n" ); document.write( " y = -2x
\n" ); document.write( "

Algebra.Com's Answer #291595 by mananth(16946)\"\" \"About 
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x + 2y + z = 2
\n" ); document.write( " 5x = z
\n" ); document.write( " y = -2x\r
\n" ); document.write( "\n" ); document.write( "substitute the value of z & y in first equation\r
\n" ); document.write( "\n" ); document.write( "x+2*(-2x)+5x=2
\n" ); document.write( "x-4x+5x=2
\n" ); document.write( "2x=2
\n" ); document.write( "/2
\n" ); document.write( "x=1
\n" ); document.write( "..
\n" ); document.write( "y=-2
\n" ); document.write( "..
\n" ); document.write( "z=5
\n" ); document.write( "
\n" );