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:
$79.65
Step-by-step explanation:
Answer: 4y+4z
Step-by-step explanation:
Answer:
A
Step-by-step explanation: