B C D because you find it closer
v + 9 / 3 = 8
v + 9 = 24
v = 24 - 9
v = 15
If you have any questions on how I got to this solution, please ask. :)
Answer:
<h2>√126</h2>
Option D is the right option.
solution,

Hope this helps..
Good luck on your assignment.
Hope
Step-by-step explanation:

By substitution,
1.5x - 6 = -4.5x + 21
6x = 27
x = 4.5
Hence, y = 1.5(4.5) - 6 = 0.75