SOLUTION: Write an equation for the line perpendicular to x=4 and that passes through (-1,7)

Algebra ->  Linear-equations -> SOLUTION: Write an equation for the line perpendicular to x=4 and that passes through (-1,7)      Log On


   

Question 945909: Write an equation for the line perpendicular to x=4 and that passes through (-1,7)
Answer by TimothyLamb(4379) About Me  (Show Source):
You can put this solution on YOUR website!
x=4 is a vertical line:
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perpendicular lines to x=4 are horizontal:
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horizontal lines have zero slope:
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answer:
y = 0x + 7
y = 7
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