document.write( "Question 573551: y = 2x
\n" ); document.write( "X + 3y = -14
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Algebra.Com's Answer #368807 by nrussell1945(3)\"\" \"About 
You can put this solution on YOUR website!
if y=2x, than substitute 2x for all y.\r
\n" ); document.write( "\n" ); document.write( "The problem would then translate to:\r
\n" ); document.write( "\n" ); document.write( "\"x%2B%283%282x%29%29=-14\"\r
\n" ); document.write( "\n" ); document.write( "Simplified that is\r
\n" ); document.write( "\n" ); document.write( "\"x%2B6x=-14\"\r
\n" ); document.write( "\n" ); document.write( "\"7x=-14\"\r
\n" ); document.write( "\n" ); document.write( "\"7x%2F7=-14%2F7\"\r
\n" ); document.write( "\n" ); document.write( "x=-2\r
\n" ); document.write( "\n" ); document.write( "If x=-2, than you substitute -2 for all x\r
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\n" ); document.write( "\n" ); document.write( "\"-2%2B3y=-14\"
\n" ); document.write( "\"%2B2++++%2B2\"
\n" ); document.write( "\"3y=-12\"
\n" ); document.write( "\"3y%2F3=-12%2F3\"
\n" ); document.write( "\"y=-4\"\r
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\n" ); document.write( "\n" ); document.write( "THE ANSWER IS y=-4 AND x=-2
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