document.write( "Question 1057822: Find the slope of the line with equation (k-2)y-2/5x-12(k+1)=-2(x+k)-4y+3 if the y-intercept is -2/7. \n" ); document.write( "
Algebra.Com's Answer #672827 by josgarithmetic(39618)\"\" \"About 
You can put this solution on YOUR website!
NEED TO FIX MISTAKE - MINE!\r
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\n" ); document.write( "\n" ); document.write( "The given equation: \"%28k-2%29y-2%2F5x-12%28k%2B1%29=-2%28x%2Bk%29-4y%2B3\"
\n" ); document.write( "Really must have meant \"%28k-2%29y-%282%2F5%29x-12%28k%2B1%29=-2%28x%2Bk%29-4y%2B3\" \r
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\n" ); document.write( "\n" ); document.write( "\"%28k-2%29y-12k-12=%282%2F5%29x-2%28x%2Bk%29-4y%2B3\"\r
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\n" ); document.write( "\n" ); document.write( "\"%28k-2%29y-12k-12%2B4y=%282%2F5%29x-2%28x%2Bk%29%2B3\"\r
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\n" ); document.write( "\n" ); document.write( "\"%28k-2%2B4%29y-12k-12=%282%2F5%29x-2x-2k%2B3\"\r
\n" ); document.write( "\n" ); document.write( "\"%28k%2B2%29y=%282%2F5%29x-%2810%2F5%29x-2k%2B3%2B12k%2B12\"\r
\n" ); document.write( "\n" ); document.write( "\"%28k%2B2%29y=-%288%2F5%29x%2B10k%2B15\"------almost but not yet slope-intercept form;\r
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\n" ); document.write( "\n" ); document.write( "\"highlight%28y=-%288%2F5%28k%2B2%29%29x%2B%2810k%2B15%29%2F%28k%2B2%29%29\"-----NOW in slope-intercept form.\r
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\n" ); document.write( "\n" ); document.write( "That equational form tells that slope is \"-8%2F%285k%2B10%29\" and \"-2%2F7=%2810k%2B15%29%2F%28k%2B2%29\".\r
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\n" ); document.write( "All the rest of this is wrong........\r
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\n" ); document.write( "\n" ); document.write( "\"3%2F%28k%2B2%29=-2%2F7\"
\n" ); document.write( "\"3%2A7=-2%28k%2B2%29\"
\n" ); document.write( "\"21=-2k-4\"
\n" ); document.write( "\"25=-2k\"
\n" ); document.write( "\"highlight%28k=-25%2F2%29\"
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\n" ); document.write( "Evaluate slope:
\n" ); document.write( "\"-8%2F%285%28-25%2F2%29%2B10%29\"
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\n" ); document.write( "\"8%2F%28%28125%2F2%29%2B10%29\"
\n" ); document.write( "-
\n" ); document.write( "\"8%2F%28125%2F2%2B20%2F2%29\"
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\n" ); document.write( "\"8%2F%28145%2F2%29\"
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\n" ); document.write( "\"highlight%2816%2F145%29\"-----------the slope
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