document.write( "Question 972391: Will you please help me on substitution the problem is 3x +y = 6, x+ y + 2. Thank you your help means alot. \n" ); document.write( "
Algebra.Com's Answer #594726 by MathLover1(20849)\"\" \"About 
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\n" ); document.write( "\"3x+%2By+=+6\"..........eq.1
\n" ); document.write( "x+ y + 2 I guess you have \"x%2B+y+=+2\"..........eq.2\r
\n" ); document.write( "\n" ); document.write( "start with \"x%2B+y+=+2\"..........eq.2 and solve for \"x\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+2-y\"........substitute in eq.1\r
\n" ); document.write( "\n" ); document.write( "\"3%282-y%29+%2By+=+6\"..........eq.1 and solve for \"y\"\r
\n" ); document.write( "\n" ); document.write( "\"6-3y+%2By+=+6\"\r
\n" ); document.write( "\n" ); document.write( "\"6-2y+=+6\"\r
\n" ); document.write( "\n" ); document.write( "\"6-6+=+2y\"\r
\n" ); document.write( "\n" ); document.write( "\"0+=+2y\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28y=0%29\".....substitute in \"x+=+2-y\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+2-0\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28x+=+2%29\"\r
\n" ); document.write( "\n" ); document.write( "so, intersection point for given lines is: (\"2\",\"0\")\r
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\n" ); document.write( "\n" ); document.write( "\"+graph%28+600%2C600%2C+-10%2C+10%2C+-10%2C+10%2C++2-x%2C+-3x+%2B+6%29+\"
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