Answer:
Step-by-step explanation:
It is 40
Answer:

Step-by-step explanation:
Slope is negative reciprocal when two lines are perpendicular
m1=1/2 therefore m2=-2
The equation of the line in point-slope form is given as

Here m=-2 and (x1, y1)=(-3, -1)
Therefore,

Answer:
your answer is 7.4 X 104 and if you further multiply then you will get 769.6