Can you. pls. solve for X?

Use the numbers in the multiplication equation 45 x 1/9 =5 to write a division equation involving division by a fraction.

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?

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.