Answer:
y = 4
Step-by-step explanation:
1) Simplify
to 243.

2) Simplify
to 531441.

3) Simplify
to 129140163.
4) Simplify
to 19683.

5) Simplify
to 6561.

6) Convert both sides to the same base.

7) Cancel the base of 9 on both sides.

Cheers,
ROR
Answer:
x=8
Step-by-step explanation:
Simple, first change the 4.5% into 0.045
Thus,
900=0.045*n
900/0.045=0.045n/0.045
20,000=n
Thus, your answer is 20,000.