Answer:
A=3
Step-by-step explanation:
srry if I'm worng. hop it helped
Answer:
5 | 0 3 6 | 5 4 7 | 5 7 8 8 | 2 4 5 6 7 7 9 | 0 1 2 3 4 6 7 9 5 | 0 = 50 49 85 86 ' is not a valid one
Step-by-step explanation:
Answer:
C. 150
Step-by-step explanation:
The given angle and angle x are supplementary. This means that when added together they add to 180. So, to solve you can set up an algebraic equation like 180=x+30. Then, subtract 30 from both sides to get 150=x.
<u>EXPLANATION</u>
The reason is that
If we multiply by its conjugate
We obtain;
This is difference of two squares so we obtain;
This further gives us,
Since the , we substite to get;
The is now eliminated and we get,