Which of the following correctly rearranged the equation to represent solution for x in terms of y and a

How do you write something in scientific notation?

The table below shows the approximate height of an object x seconds after the object was dropped. the function h(x)= -16x^2 +100 models the data in the table. for which value of x would this model make it the least sense to use? a. -2.75 b. 0.25 c. 1.75 d. 2.25

Solve the equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2