Answer:
X=5
Step-by-step explanation:
Answer:

Step-by-step explanation:
From the question we are told that
Equation of cross section is 
Generally the equation can be rewritten mathematically as



Generally the equation of a parabola with vertical axis is mathematically given by

Therefore comparing equations



The distance from the bulb to the vertex of the cross section is given by

I think it is an upside down cone right.
3+5x=-14-7x
17=-12x
-17/12=x
there is one solution