Answer:
2.3%
Step-by-step explanation:
I'm thinking 75% because the increase from 4 to 7 is 2
<u>Answer:</u>
No solution
<u>Step-by-step solution:</u>
We are given an expression:

We have only one variable
so we will make
the subject and solve for it.

Solving the brackets first to get:

Taking LCM on both sides to get:

By cross multiplication:



gets cancelled so we are left with 
Therefore,
has no solution.
X is 20, as 33 * .66 is 22.