document.write( "Question 1047469: Determine whether each pair of lines are parallel, perpendicular, or neither.
\n" ); document.write( "a. 6x=5y+1 and -12x+10y=1
\n" ); document.write( "b. 6+4x=3y and 3x+4y=8
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Algebra.Com's Answer #662992 by josgarithmetic(39617)\"\" \"About 
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Those pair are all in standard form, Ax+By=C for which the slope is \"-A%2FB\". Equal slopes means parallel; slopes being negative reciprocals means perpendicular. If neither, then \"neither\". \n" ); document.write( "
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