Answer:
1. 21
2. -4
3. 20
4. 1
5. 4
6. -6
Step-by-step explanation:
2(4)+6
8+6
=14
you’re welcome :)

let the solution be 
let the solutions be a = 3, b = 1
is the equation with consistent value.
Answer:
A
Step-by-step explanation:
The answer is (a) because that value is the y intercept meaning that it will be the value for price at the beginning of the time frame... in this case in January 2013 which is the beginning of the year.
Hope you find this helpful.
I think it would be $77.00