document.write( "Question 1168564: which line is parallel to y=-5/2x-7
\n" ); document.write( "a. 5x+2y+4
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\n" ); document.write( "d.5x-2y=8 \n" ); document.write( "

Algebra.Com's Answer #793147 by AnlytcPhil(1807) $\"\"$ $\"About$

You can put this solution on YOUR website!

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document.write( "The given line is in slope-intercept form, y=mx+b, so m=-5/2, which is the\r\n" );
document.write( "slope of the line, [and b means that the y-intercept is the point (0,-7), which\r\n" );
document.write( "we don't need here.]\r\n" );
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document.write( "We have to put every one of those 4 lines in slope-intercept form to see\r\n" );
document.write( "which one has the same slope m=-5/2.\r\n" );
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document.write( "I'll do one for you. You do the other 3.\r\n" );
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document.write( "I'll do d:\r\n" );
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document.write( "Add -2x to both sides:\r\n" );
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document.write( "Divide every number by 5:\r\n" );
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document.write( "Simplify:\r\n" );
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document.write( "Now that equation d. is in slope-intercept form and the slope is m=-2/5, which\r\n" );
document.write( "is NOT -5/2.  Now you do the others the same way and find the one which does\r\n" );
document.write( "have a slope of m=-5/2. \r\n" );
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document.write( "Hmm! I just noticed that you mistyped a. because there is no \" = \" sign!   \r\n" );
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document.write( "Edwin

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