Explain why dividing by a^b is the same as multiplying by a^−b.

Pepe and leo deposits money into their savings account at the end of the month the table shows the account balances. if there pattern of savings continue and neither earns interest nor withdraw any of the money , how will the balance compare after a very long time ?

Pls brainliest will be awarded if answer is correct

Y= 4x + 3 y = - 1 4 x - 5 what is the best description for the lines represented by the equations?