Answer:
x = -3
Step-by-step explanation:
3
this is because

and
y
are all separate variables (also

combines into one variable)
Answer:
1/xyz^3
Step-by-step explanation:
exponents are subtracted when divided
x^0 is 1
negative exponents are positive in the denominator
(4x^0y^-2z^-3) / (4xy-1)
(4xy^-2z^-3) / (4xy^-1)
x-1y^-1z^-3
1/xyz^3
Answer:

Step-by-step explanation:
The answer is in the attachment,