SOLUTION: If the y-intercept of line 2kx+(k-4)y=-28 is 7, find the x-intercept

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Question 1098920: If the y-intercept of line 2kx+(k-4)y=-28 is 7, find the x-intercept
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
%28k-4%29y=-2kx-28
y=-2kx%2F%28k-4%29-28%2F%28k-4%29

The condition means that -28%2F%28k-4%29=7; now solve for k, if you want.
-28=7%28k-4%29
7k-28=-28
7k=0
k=0

0%2B%28-4y%29=-28
-4y=-28
highlight%28y=7%29-----------------horizontal line. No x-intercept.