The line
is already written in the
form. This means that
is the slope. If two lines are perpendicular, their slopes are the anti-inverse of each other, i.e. their product is -1.
So, our perpendicular line has a slope of 
Finally, we want a line passing through (1,1) with slope
:

The answer is <span>D. x=y-z-9/7</span>
Answer:400. 10^2 x 12/3 = 400.
Answer:
this is the correct graph