What is 4.58+y=2.5 what's the answer

A) if $50000 is invested in a bank account that pays 9.3% of interest compounded on a six-monthly basis, how much money will be in the account after 3 and 12 years? b) if matusalen's father had put $2.0 in the bank when he was born and there, how long would matusalen have had to his death (969 years later) if the interest was 7% per year composed each month and weekly?

What is the base of 1/9 to the power of 2

Determine which solution is correct for solving 5/7y=6 reciprocals.