Answer:
a=15
Step-by-step explanation:
Solve for a by simplifying both sides of the equation, then isolating the variable.
Answer:

Step-by-step explanation:
Given


Required
Determine the difference between the points
The difference is calculated as follows:



Answer:
angle 4
Step-by-step explanation:
Angle 4 is the opposite of angle 5, if you flip the paper upside down, you'll see that it is the same
Answer:
-(4/7)
or
if you are above 11th standard
4/7i