Answer asap set up the following subtraction in a vertical format and select the correct answer. take -4 + 3a^2 from 7a - a ^2 a) -4a^2 - 7a - 4 b) -4a^2 - 7a + 4 c) -4a^2 + 7a + 4 d) 4a^2 + 7a + 4

William invested $5000 in an account that earns 3.8% interest, compounded annually. the formula for compound interest is a(t) = p(1 + i)t. how much did william have in the account after 6 years? (apex)

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?

Solve the problem by making up an equation. a man could arrive on time for an appointment if he drove the car at 40 mph; however, since he left the house 15 minutes late, he drove the car at 50 mph and arrive 3 minutes early for the appointment. how far from his house was his appointment?