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Find y if the point (-6,y) is on the line that passes through (-1,7) and (3,-2) .

 Jun 27, 2021
 #1
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Here is one way     slope , m , betweent the points  is    9/-4   = - 9/4

point slope form of the line

 

y-7 = - 9/4 ( x - -1)       put in -6 for 'x' to find y

y - 7 = - 9/4(-5)

y = 45/4 + 7

y = 18 1/4

 Jun 27, 2021

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