SOLUTION: Write the equation of the line that passes through (3,1( and is perpendicular to -4x+y-1=0

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Question 1045060: Write the equation of the line that passes through (3,1( and is perpendicular to -4x+y-1=0
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
The wanted line must have the equation x+4y+k = 0, for some constant k.
===> 3 + 4*1 + k = 0, after direct substitution of the coordinates into the desired equation.
===> k = -7, and so the line is x+4y-7 = 0.