6to the power of 2 add y to the power of 2 is r to the power of 2. what is r and y?

Need asap. solve for the following inequality

Tim open up a new saving account with a $50 deposit and plant to deposit $20 per week into the same account. write an expression to represent the total amount in his savings account.

Determine if the outside temperature is a function of the time of day or if the time of day is a function of temperature and explain why or why not.