How many solutions are there to the equation below? x=-64
A. -8
B. O
c. 8
D. 16
E. 2

Need on this geometry question. explain how you did it.

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?

Hell . what are the solutions to `10x^2 - 38x - 8 = 0`? is this when i find the factors and use the numbers within the factors to determine the zeros? i hope that made sense lol