Answer:
3
Step-by-step explanation:
its 3 if u put it simply.
X=3 is the awnser for this problem
This is the answer step by step
4b-3 .. you use distributive property and multiply 3*b-1 then you have 7b-3b-3 then you combine like terms and subtract 3b from 7b and get 4b-3
