Engineering Board Exam Reviewer · Equations of Lines · easy
CE Board May 1996: What is the equation of the line that passes thru (4,0) and is parallel to the line x-y-2=0?
- x-y+4=0
- x+y+4=0
- x-y-4=0
- x-y=0
Answer
C. x-y-4=0
Solution
The given line x-y-2=0 has slope 1. A parallel line through (4,0): y-0=1(x-4), giving x-y-4=0.
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