document.write( "Question 626279: How do I determine i the following system of equation is parallel, perpendicular, or coincide? 10x-12y=20 and 5x-6y=4 \n" ); document.write( "
Algebra.Com's Answer #394083 by abebemichael8@gmail.com(1)\"\" \"About 
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if there slope is equal then the lines are parallel, \n" ); document.write( "
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