Answer:
6x-6
Step-by-step explanation:
5x-(6-x)
First you distribute the negative to (6-x) which makes -6+x, then you just subtract that from 5x which makes 5x-6+x then you just simplify into 6x-6.
The principal, real, root of:
=7.41619849
The answer is x=1. I showed my work in the screenshot provided