y = x + 5
If it's perpendicular the slope is the opposite inverse of the other line,
The slope of line y = x + 5 is 1, because it's the number before x, so, the opposite inverse would be -1/1 = -1.
12. x= 4
13. x= 4
14. x= -1
Check the steps in the picture above
Answer:
It's easy a point of course !!!!!
