Answer:
6
Step-by-step explanation:
11x° is interior angle of ladder to the ground
and 7X° is interior angle of ladder to the wall
exterior angle of a ladder to wall is 180-7x
and exterior angle of a ladder to ground is 180-11x
Answer: 
Step-by-step explanation:
Given
Initial population was
people
By 2020, it becomes
people
Suppose the population follows the trend 
where,
is the number of years after 2014
For year 2020 it is 6. Insert the values

Thus, the exponential population trend is 
Answer:
6/25
Step-by-step explanation:
I turned all of it to decimals and percentages.
7/10 = 70%
4/5 = 0.8
70% of 0.8 is 0.56.
0.56 = 14/25
So 4/5 - 14/25 = 6/25
Im not 100% sure this is correct but thats how I would do it it.
Answer:
b = 2a
Step-by-step explanation: