document.write( "Question 1132332: Find the x and y intercepts of the line through (-2,3) (-4,13) \n" ); document.write( "
Algebra.Com's Answer #749339 by MathLover1(20849)\"\" \"About 
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first find equation \"y=mx%2Bb\" of the line through (\"-2\",\"3\") and (\"-4\",\"13\")\r
\n" ); document.write( "\n" ); document.write( "a slope is \"m=%28y%5B2%5D-y%5B1%5D%29%2F%28x%5B2%5D-x%5B1%5D%29\"\r
\n" ); document.write( "\n" ); document.write( "\"m=%2813-3%29%2F%28-4-%28-2%29%29\"\r
\n" ); document.write( "\n" ); document.write( "\"m=10%2F%28-4%2B2%29\"\r
\n" ); document.write( "\n" ); document.write( "\"m=10%2F-2\"\r
\n" ); document.write( "\n" ); document.write( "\"m=-5\"\r
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\n" ); document.write( "\n" ); document.write( "\"y=-5x%2Bb\"......plug in one point to find \"b\"\r
\n" ); document.write( "\n" ); document.write( "\"13=-5%28-4%29%2Bb\"\r
\n" ); document.write( "\n" ); document.write( "\"13=20%2Bb\"\r
\n" ); document.write( "\n" ); document.write( "\"13-20=b\"\r
\n" ); document.write( "\n" ); document.write( "\"b=-7\"\r
\n" ); document.write( "\n" ); document.write( "\"y=-5x-7\"=>x-intercept is at (\"0\",\"-7\")\r
\n" ); document.write( "\n" ); document.write( "then, set \"y=0\" to find x-intercept \r
\n" ); document.write( "\n" ); document.write( "\"0=-5x-7\"\r
\n" ); document.write( "\n" ); document.write( "\"5x=-7\"\r
\n" ); document.write( "\n" ); document.write( "\"x=-7%2F5\"\r
\n" ); document.write( "\n" ); document.write( "=> x-intercept is at (\"-7%2F5\",\"0\")\r
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