document.write( "Question 224357: Find the equation of the line through (4,3) perpendicular to the line 3x + y = 7 \n" ); document.write( "
Algebra.Com's Answer #167681 by chibisan(131)\"\" \"About 
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3x + y = 7
\n" ); document.write( "y = 7-3x\r
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\n" ); document.write( "\n" ); document.write( "grad = negative reciprocal of -3 = 1/3\r
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\n" ); document.write( "\n" ); document.write( "new equation :
\n" ); document.write( "y = 1/3x + b\r
\n" ); document.write( "\n" ); document.write( "sub(4,3)
\n" ); document.write( "3 = 1/3(4) + b
\n" ); document.write( "3 - 4/3 = b
\n" ); document.write( "5/3 = b\r
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\n" ); document.write( "\n" ); document.write( "new equation will be :
\n" ); document.write( "y = 1/3x + 5/3
\n" ); document.write( "3y = x + 5(ans)
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