Answer:
10f
Step-by-step explanation:
use the commutative property to reorder the terms
7x + 8 = 12 - 3x
4n - 7 = 29
That's the equation :)
You can use any variable; doesn't have to be n.
If you want to solve for the variable, then it would be 5.5
its 0.45
145
steps in attached illustration
The anwser is 11 1/4
