5x-11=44
5x=55
x=11
hope that helps
Answer:I think thats a...
Step-by-step explanation:
Negative exponents work like this:

So, in order to evaluate a negative exponent, you simply have to invert the base, and then raise to the positive equivalent of the exponent.
As an example, here are the first three exercises:



You can work out the rest applying this logic.
40%
Because, 2/5 equals 4/10. 10x10=100, so 4x10=40, so 40%.
3x+8
i am pretty sure about that