The amount of money, in dollars, in an account after t years is given by a = 1000(1.03) t .

Maria donates a fixed amount, a, to a charity each month. if she donates $300 in 12 months, what is the equation for a? a. a + 300 = 12 b. a × 300 = 12 c. a × 12 = 300 d. a + 12 = 300 e. a + 32 = 100

Which function has the domain x> -11

Combine like terms to make a simpler expression 3z+z