Answer:
![\sf \: y = -7x + 9](https://img.qammunity.org/2023/formulas/mathematics/college/zlahtfwb65kb1b3zhpt4vdrn242g16cg0c.png)
Explanation:
Now we have to,
→ write this in slope-intercept form.
The slope-intercept form is,
→ y = mx + b
Let's solve the given problem,
→ y = mx + b
→ y -(-12) = -7(x - 3)
→ y + 12 = -7(x) - 7(-3)
→ y = -7x + 21 - 12
→ [ y = -7x + 9 ]
Hence, the answer is y = -7x + 9.