SOLUTION: What is the standard form of an equation of the line that passes through the points (-1, 4) and (-7, -5)?
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Question 322747: What is the standard form of an equation of the line that passes through the points (-1, 4) and (-7, -5)?
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
(-1, 4) and (-7, -5)?
Y=-mX+b where m=slope & b=the Y intercept.
m=(Y2-Y1)/(X2-X1)
m=(-5-4)/(-7+1)
m=-9/-6
m=3/2 ans for the slope.
4=3/2*-1+b
4=-3/2+b
b=4+3/2
b=8/2+3/2
b=11/2 ans. for the Y intercept.
Y=3X/2+11/2
(graph 300x200 pixels, x from -8 to 5, y from -10 to 10, 3x/2 +11/2).
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