Could someone please tell me how I would solve these?

The amount of money, in dollars, in an account after t years is given by a = 1000(1.03)^t. the initial deposit into the account was $_^a0 and the interest rate was _a1% per year. only enter numbers in the boxes. do not include any commas or decimal points^t. the initial deposit into the account was $__^a0 and the interest rate is % per year.

6x - 8 = 16 solve the following equation. then place the correct number in the box provided.

The vet charges $45 for an office visit and $10 for each vaccination your dog needs. write an eaquation