Answer:
−9x−18z
Step-by-step explanation:
Answer:
Step-by-step explanation:
The rules of exponents state that
= and = 1
Thus
= =
= =
= =
and so on , to
= 1
They would be alternate exterior so they would have to to be equal
2k + 11 = 131
-11 -11
2k = 120
---- -----
2k 2k
k = 60