Letting

, we get

and

, so we can parameterize the intersection by

where

.
Image attached.
21,985,233 to the millions place is 22,000,000
Here, this website explains it perfectly
Step-by-step explanation:
https://www.k5learning.com/blog/subtracting-positive-and-negative-numbers
Answer:

Step-by-step explanation:
Given equation is 
We need to find the value of 

Distribute
in the right-hand side

Add both sides 

Now, add both sides 

Divide both sides by 

So, 