document.write( "Question 971790: How do I find the slope of \"x%2B2y=-2\" \n" ); document.write( "
Algebra.Com's Answer #594182 by Edwin McCravy(20056)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "Solve it for y:\r\n" );
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document.write( "  x + 2y = -2\r\n" );
document.write( " -x           - x\r\n" );
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document.write( "     2y = -2  - x\r\n" );
document.write( "     2y = -x  - 2\r\n" );
document.write( "     2y = -1x - 2\r\n" );
document.write( "     \"expr%282%2F2%29%2Ay\"\"%22%22=%22%22\"\"expr%28%28-1%29%2F2%29%2Ax-2%2F2\" <--divide ONLY the numbers by 2, not the letters:\r\n" );
document.write( "      y = \"expr%28-1%2F2%29%2Ax-1\"\r\n" );
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document.write( "Now compare that to\r\n" );
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document.write( "      y = m*x + b  and see that m = \"-1%2F2\", which is the slope.\r\n" );
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document.write( "Edwin
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