document.write( "Question 617155: how do you find out if these two lines are parallel,perpendicular or neither
\n" ); document.write( "y= 3/8x -4\r
\n" ); document.write( "\n" ); document.write( "8x + 3y=10
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Algebra.Com's Answer #388172 by scott8148(6628)\"\" \"About 
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the 1st equation is in slope-intercept form (y = mx + b)\r
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\n" ); document.write( "\n" ); document.write( "solving the 2nd equation for y ___ y = (-8/3)x + (10/3)\r
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\n" ); document.write( "\n" ); document.write( "the x-coefficients (slopes) of the two slope-intercept equations are negative-reciprocals
\n" ); document.write( "___ this means that the lines are perpendicular
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