Answer:
The speed of sound is 
Step-by-step explanation:
Let
x-----> the speed of sound
we know that

so

solve for x

3 - 50(2x + 1)
3 - 100x - 50
-100x + (3 - 50)
-100x - 47
If the car is traveling at 36ft/s per converted mph divide the amount of travel length the person will travel and subtract is by 1 this being the second tracked which is 36ft/s
If you multiply the number 123456789 to itself you will get <span>15241578750190521
So, the answer to the question is 123456789</span>