Question 315192: If the point (-2,3) is on the graph of the line whose equation is 3x - ky = -9, find k.
Answer by nerdybill(7384)   (Show Source):
You can put this solution on YOUR website! If the point (-2,3) is on the graph of the line whose equation is 3x - ky = -9, find k.
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Simply plug the given point (x,y):(-2,3) into the equation and solve for k:
3x - ky = -9
Plugging in our x,y:
3(-2) - k(3) = -9
-6 - 3k = -9
-3k = -3
k = 1
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