document.write( "Question 784792: what two lines are parallel
\n" ); document.write( "1.)5y=-4x-5
\n" ); document.write( "2.)5y=2+2x
\n" ); document.write( "3.)5y+4x=-1
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Algebra.Com's Answer #477251 by ChrisDS(7)\"\" \"About 
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y=mx+b\r
\n" ); document.write( "\n" ); document.write( "5y=-4x-5 Divide both sides by 5
\n" ); document.write( "y=(-4/5)x-1\r
\n" ); document.write( "\n" ); document.write( "5y=2x+2 Divide both sides by 5
\n" ); document.write( "y=(2/5)x+(2/5)\r
\n" ); document.write( "\n" ); document.write( "5y+4x=-1 Subtract 4x from both sides
\n" ); document.write( "5y=-4x-1 Divides both sides by 5
\n" ); document.write( "y=(-4/5)x-1\r
\n" ); document.write( "\n" ); document.write( "Parallel lines have the same slope. (m) equals slope so y=mx+b. So 1 and 2 are parallel because both of their slopes are (-4/5)
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