Which equation corresponds to the sentence, "Five times a minus two is equal to t"? A. 2a + 5 = t
B. 5(2) + a = t
C. 5a – 2 = t
D. 2 x 5(a) = t

Which logarithmic equation is equivalent to the exponential equation below? e^a=55(you will receive 34 points)

How many different ways can you make change for $.50 using only nickels,dimes, and quarters?

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =