there are too many spelling incorrections for me to understand the question, sorry.
Answer:
4+(x*4)
Step-by-step explanation:
Answer:
A. Positive Exponent
B. Negative Exponent
C. Rational Exponent
Step-by-step explanation:
» Any fraction is a rational exponent.
» If n is not zero, it can be negative or positive value. Then the exponent can be negative or positive.

Answer:
X=-7/B but I'm not sure if more steps are required for full simplification.