Horizontal and Vertical Lines
What is the equation of the line parallel to the y-axis and 5 units to the right of the y-axis?Answer
This is a an axis problem. When a line is parallel to the y axis, the equation is always in the form of x = c where c is the offset to the right of the y axis.
With problems like these, there 4 key words to look for along with answer hints
| Key Word | Answer Hint |
|---|---|
| above | positive |
| below | negative |
| to the left of | negative |
| to the right of | positive |
In this problem, to the right of means positive
Our answer becomes x = 5
