document.write( "Question 1142060: Find an equation for the line parallel to
\n" ); document.write( "4y+8x=28
\n" ); document.write( " and goes through the point
\n" ); document.write( "(−6,−3).
\n" ); document.write( "Write your answer in the form
\n" ); document.write( "y=mx+b.
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Algebra.Com's Answer #762705 by josmiceli(19441)\"\" \"About 
You can put this solution on YOUR website!
\"+4y+%2B+8x+=+28+\"
\n" ); document.write( "Divide both sides by \"+4+\"
\n" ); document.write( "\"+y+%2B+2x+=+7+\"
\n" ); document.write( "\"+y+=+-2x+%2B+7+\"
\n" ); document.write( "This is in the form \"+y+=+m%2Ax+%2B+b+\"
\n" ); document.write( "where \"+m+\" = slope, so
\n" ); document.write( "\"+m+=+-2+\"
\n" ); document.write( "Any line parallel to this line will also
\n" ); document.write( "have slope = \"+m+=+-2+\"
\n" ); document.write( "So now I have:
\n" ); document.write( "\"+y+=+-2x+%2B+b+\" where \"+b+\" = y-intercept
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\n" ); document.write( "The unknown line must go through point (-6,-3),
\n" ); document.write( "so I can say:
\n" ); document.write( "\"+-3+=+-2%2A%28-6%29+%2B+b+\"
\n" ); document.write( "\"+-3+=+12+%2B+b+\"
\n" ); document.write( "\"+b+=+-15+\"
\n" ); document.write( "\"+y+=+-2x+-+15+\"
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\n" ); document.write( "check:
\n" ); document.write( "Does the line go through (-6,-3) ?
\n" ); document.write( "\"+-3+=+-2%2A%28-6%29+-+15+\"
\n" ); document.write( "\"+-3+=+12+-+15+\"
\n" ); document.write( "\"+-3+=+-3+\"
\n" ); document.write( "OK
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