document.write( "Question 324718: y = x +7, y= -x +2, determine whether the lines are parallel, perpendicular, neither \n" ); document.write( "

Algebra.Com's Answer #232439 by solver91311(24713) $\"\"$ $\"About$

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\n" ); document.write( "\n" ); document.write( "Parallel lines have identical slopes, that is to say:\r
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\n" ); document.write( "\n" ); document.write( "Perpendicular lines have slopes that are negative reciprocals, that is to say:\r
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\n" ); document.write( "\n" ); document.write( "Both of your equations are in slope-intercept form, hence the slopes are the coefficients on the

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