2.83 x 10^9

2.83 x 10^9 is equal to 2,830,000,000

2.83 x 10^23

2.83 x 10^23 is equal to 283,000,000,000,000,000,000,000 or 283 sextillion.

2.83 x 10^10

2.83 x 10^10 is equal to 28,300,000,000 or 28.3 billion.

5^x/5^y =5^-3

To solve the equation \( \frac{5^x}{5^y} = 5^{-3} \), we can use the properties of exponents.

Since the bases are the same (5), we can subtract the exponents:

\( x - y = -3 \)

This is the equation we need to solve for x in terms of y.