Answer:
$6
Step-by-step explanation:
The answer is...
15 ÷ 2.5 = 6
Answer:
-3x-3y-z=38
Step-by-step explanation:
To find the equation of the tangent plane you can use

the point P is (-6,-6,-2). Hence you have

hope this helps!!
It's an easy problems. what equations are you trying to find?