When you write a statement such as a=9, what axiom of equality allows you to change it to 9=a?

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account

Find the rate at which the water is now flowing from the tap give your answer cubic centimetres per second

Sally deposited money into a savings account paying 4% simple interest per year.the first year,she earned $75 in interest.how much interest will she earn during the following year?