document.write( "Question 238466: Find an equation in standard form for the line through (4, 1) and perpendicular to 3x + y = 5.\r
\n" ); document.write( "\n" ); document.write( "A) x − 3y = 1 B) x + 3y = 7 C) 3x + y =13 D) 3x − y =11\r
\n" ); document.write( "\n" ); document.write( "E) none of these
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Algebra.Com's Answer #175214 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
Perpendicular lines have slopes that follow this relationship.
\n" ); document.write( "\"m1%2Am2=-1\"
\n" ); document.write( "\"3x%2By=5\"
\n" ); document.write( "\"y=-3x%2B5\"
\n" ); document.write( "\"m1=-3\"
\n" ); document.write( "\"-3%2Am2=1\"
\n" ); document.write( "\"m2=1%2F3\"
\n" ); document.write( "\"y=%281%2F3%29x%2Bb\"
\n" ); document.write( "Solve for b using (4,1)
\n" ); document.write( "\"1=%281%2F3%294%2Bb\"
\n" ); document.write( "\"1=%284%2F3%29%2Bb\"
\n" ); document.write( "\"b=-%281%2F3%29\"
\n" ); document.write( "\"y=%281%2F3%29x-%281%2F3%29\"
\n" ); document.write( "\"3y=x-1\"
\n" ); document.write( "\"-x%2B3y=-1\"
\n" ); document.write( "\"x-3y=1\"
\n" ); document.write( "Looks like A) is the correct answer.
\n" ); document.write( "\"+graph%28+300%2C+300%2C+-5%2C+5%2C+-5%2C+5%2C+-3x%2B5%2C+%281%2F3%29x-%281%2F3%29%29+\"
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