document.write( "Question 394299: Write the equation of the line that includes each pair of points or matches each description... (5,2) (-3,-4) \n" ); document.write( "

Algebra.Com's Answer #279786 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Using the point-slope formula,  to find slope
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document.write( "(5 , 2) 
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document.write( "(-3,-4) m = 2-(-4) / 5-(-3) = 6/8 = 3/4
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document.write( "Using the standard slope-intercept form for an equation of a line y = mx + b
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document.write( "  where m is the slope and b the y-intercept.  
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document.write( "y = (3/4)x + b   |using ordered pair Pt(5,2) to solve for b
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document.write( "2 = 15/4 + b
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document.write( "-7/4 = 6
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document.write( "y = (3/4)x -7/4   |y-intercept is Pt(0,-7/4) 
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