document.write( "Question 669559: Given the slope of a line is -4/5 and a point on the line is (9,-7), find the y-intercept of the line algebraically.\r
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Algebra.Com's Answer #416479 by KMST(5328)\"\" \"About 
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Given the slope of a line is \"-4%2F5\" and a point on the line is (9,-7),
\n" ); document.write( "the equation of the line can be written in point-slope form as
\n" ); document.write( "\"y-%28-7%29=%28-4%2F5%29%28x-9%29\"
\n" ); document.write( "That form of the equation can be transformed (algebraically) into the unique slope-intercept form.
\n" ); document.write( "\"y-%28-7%29=%28-4%2F5%29%28x-9%29\" --> \"y%2B7=%28-4%2F5%29x-9%28-4%2F5%29\" --> \"y%2B7=%28-4%2F5%29x%2B36%2F5\"
\n" ); document.write( "The y-intercept is \"highlight%2836%2F5%29=highlight%287%261%2F5%29\"
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