Understand connections between algebraic and graphical representations

A linear function is graphed above. What is the value of a at the point ($a, 3$) for this function?
Section |
No.
Question Number
|
Difficulty |
|---|
Test |
Section |
No.
Question Number
|
Difficulty |
|---|---|---|---|
| 1 | Math - Calc | 11 | Easy |
| 1 | Math - Calc | 25 | Medium |
| 1 | Math - No Calc | 3 | Easy |
| 2 | Math - Calc | 3 | Easy |
| 2 | Math - Calc | 11 | Medium |
| 2 | Math - No Calc | 1 | Easy |
| 2 | Math - No Calc | 6 | Easy |
| 3 | Math - Calc | 12 | Medium |
| 3 | Math - Calc | 17 | Medium |
| 3 | Math - No Calc | 2 | Easy |
| 3 | Math - No Calc | 10 | Medium |
Test |
Section |
No.
Question Number
|
Difficulty |
|---|---|---|---|
| 1 | Math - Calc | 6 | Easy |
| 1 | Math - No Calc | 3 | Easy |
| 2 | Math - Calc | 7 | Medium |
| 2 | Math - No Calc | 3 | Easy |
| 2 | Math - No Calc | 18 | Medium |
| 3 | Math - Calc | 15 | Medium |
| 3 | Math - No Calc | 3 | Easy |
| 3 | Math - No Calc | 5 | Easy |
| 4 | Math - Calc | 8 | Easy |
| 4 | Math - Calc | 18 | Easy |
| 4 | Math - No Calc | 5 | Easy |
| 4 | Math - No Calc | 16 | Easy |