Answer:
4 is the answer
Step-by-step explanation:
you can - or + the equation only then when the letter is same z and z both are same so you can - them and get the answer.
X=1 or x=1................
Answer:
15
Step-by-step explanation:
using the rule of exponents
= 
=
=
= 15
5 3/5, 27/5, 33/6 , hope I helped lmk if I got it right