document.write( "Question 1089246: Find the value of \"a\" if a line containing the point (a, -2a) has a y-intercept of 6 and slope of -2/3 \n" ); document.write( "
Algebra.Com's Answer #703583 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "find: the value of \"\"a\"\" \r
\n" ); document.write( "\n" ); document.write( "if a line: \"y=mx%2Bb\" where \"m\" is a slope and \"b\" is y-intercept
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\n" ); document.write( "given:
\n" ); document.write( "has a y-intercept of \"6\" and
\n" ); document.write( "slope of \"-2%2F3\"\r
\n" ); document.write( "\n" ); document.write( " \"y=-%282%2F3%29x%2B6\"\r
\n" ); document.write( "\n" ); document.write( "containing the point (\"a\", \"-2a\") =(\"x\", \"y\")\r
\n" ); document.write( "\n" ); document.write( "\"-2a=-%282%2F3%29a%2B6\" ........solve for \"a\"\r
\n" ); document.write( "\n" ); document.write( "\"-2a%2A3=-3%282%2F3%29a%2B6%2A3\"\r
\n" ); document.write( "\n" ); document.write( "\"-6a=-2a%2B18\"\r
\n" ); document.write( "\n" ); document.write( "\"-18=-2a%2B6a\"\r
\n" ); document.write( "\n" ); document.write( "\"-18=4a\"\r
\n" ); document.write( "\n" ); document.write( "\"-18%2F4=a\"\r
\n" ); document.write( "\n" ); document.write( "\"a=-9%2F2\"\r
\n" ); document.write( "\n" ); document.write( "and point is:(\"-9%2F2\", \"-2%28-9%2F2%29\")->(\"-9%2F2\", \"9\")\r
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