document.write( "Question 1009319: Two points on a parallel line m are (5,5)and(z+4,z−2).\r
\n" ); document.write( "\n" ); document.write( "The coordinates of the second point are?\r
\n" ); document.write( "\n" ); document.write( "The slope is -1/2
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Algebra.Com's Answer #624838 by josmiceli(19441)\"\" \"About 
You can put this solution on YOUR website!
Use point-slope formula
\n" ); document.write( "\"+%28%28+z+-+2+%29+-+5+%29+%2F+%28+%28+z%2B+4+%29+-+5+%29+=+-1%2F2+\"
\n" ); document.write( "\"+%28+z+-+7+%29+%2F+%28+z+-+1+%29+=+-1%2F2+\"
\n" ); document.write( "Multiply both sides by \"+2%2A%28+z+-+1+%29+\"
\n" ); document.write( "\"+2%2A%28+z+-+7+%29+=+-1%2A%28+z+-+1+%29+\"
\n" ); document.write( "\"+2z+-+14+=+-z+%2B+1+\"
\n" ); document.write( "\"+3z+=+15+\"
\n" ); document.write( "\"+z+=+5+\"
\n" ); document.write( "and
\n" ); document.write( "\"+z%2B+4+=+9+\"
\n" ); document.write( "\"+z+-+2+=+3+\"
\n" ); document.write( "--------------
\n" ); document.write( "The co-ordinates of the 2nd point are:
\n" ); document.write( "( 9,3 )
\n" ); document.write( "--------------
\n" ); document.write( "check answer:
\n" ); document.write( "\"+%28+z+-+7+%29+%2F+%28+z+-+1+%29+=+-1%2F2+\"
\n" ); document.write( "\"+%28+5+-+7+%29+%2F+%28+5+-+1+%29+=+-1%2F2+\"
\n" ); document.write( "\"+-2%2F4+=+-1%2F2+\"
\n" ); document.write( "\"+-1%2F2+=+-1%2F2+\"
\n" ); document.write( "OK
\n" ); document.write( "
\n" );