X2 - 10x = 7
You move the constant to the right which looks like: - 10x = 7 - 2
- 10x = 5
Then you divide both side by -10. The answer is:
X = -1/2 OR x = -0.5
Answer:
Step-by-step explanation:
Using vector method to solve it
Resultant can be given by


R=671.12 Km/hr
The angle made by resultant with 700 km/hr is 
using sine rule



Answer:
HB would be 90 degrees
Step-by-step explanation: