69 - 3a = 0
69 - 3a (-69) = 0 (-69)
-3a = -69
-3a(/-3) = -69(/-3)
a = 23
hope this helps
Answer: -81/35
Step-by-step explanation:
For this case we have to:
Given the quadratic equation of the form:

The roots are given by:

If we have: 
We can rewrite it in the following way:

Where:

Where we have:



By definition: 




Thus, the roots are given by imaginary numbers:

Answer:

Newton is 762 Km east of Mayfield.
I send you a file wich the answer.
Answer:
360
Step-by-step explanation: A full angle is 360. 90*4=360.