document.write( "Question 1132330: A line passes through (-7, 1) and (4, 4). Identify the slope intercept form of an equation of the line \n" ); document.write( "
Algebra.Com's Answer #749338 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "the slope intercept form of an equation of the line:\r
\n" ); document.write( "\n" ); document.write( "\"y=mx%2Bb\"\r
\n" ); document.write( "\n" ); document.write( "if a line passes through (\"-7\", \"1\") and (\"4\", \"4\"), first find a slope\r
\n" ); document.write( "\n" ); document.write( "\"m=%28y%5B2%5D-y%5B1%5D%29%2F%28x%5B2%5D-x%5B1%5D%29\"\r
\n" ); document.write( "\n" ); document.write( "\"m=%284-1%29%2F%284-%28-7%29%29\"\r
\n" ); document.write( "\n" ); document.write( "\"m=3%2F%284%2B7%29\"\r
\n" ); document.write( "\n" ); document.write( "\"m=3%2F11\"\r
\n" ); document.write( "\n" ); document.write( "\"y=%283%2F11%29x%2Bb\"...plug in coordinates of one point to find y-intercept \"b\"\r
\n" ); document.write( "\n" ); document.write( "\"4=%283%2F11%294%2Bb\"\r
\n" ); document.write( "\n" ); document.write( "\"4=12%2F11%2Bb\"\r
\n" ); document.write( "\n" ); document.write( "\"b=4-12%2F11\"\r
\n" ); document.write( "\n" ); document.write( "\"b=44%2F11-12%2F11\"\r
\n" ); document.write( "\n" ); document.write( "\"b=32%2F11\"\r
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\n" ); document.write( "\n" ); document.write( "your equation is:\r
\n" ); document.write( "\n" ); document.write( "\"y=%283%2F11%29x%2B32%2F11\"\r
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