document.write( "Question 558668: How many solutions does the system x + y = 3 and 2x + 2y = 5 have? \n" ); document.write( "
Algebra.Com's Answer #363114 by mananth(16946)\"\" \"About 
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x + y = 3
\n" ); document.write( "y=-x+3..................(1)\r
\n" ); document.write( "\n" ); document.write( "and 2x + 2y = 5\r
\n" ); document.write( "\n" ); document.write( "2y=-2x+5
\n" ); document.write( "y=-x+5/2..................(2)\r
\n" ); document.write( "\n" ); document.write( "the slopes of equations (10) & (2) are same and the intercepts are different\r
\n" ); document.write( "\n" ); document.write( "so the lines are parallel.
\n" ); document.write( "it has no solution\r
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