Which equation(s) have -4 and 4 as solutions? Select all that apply.
A x^2=8
B. x^2 + 16 = 0
C. 2x^2 = 32
D. -3x^2 = -48
E.6x^2 + 56 = -40
F. 27 - 5x^2 = -53

HELP M PLEASE1

Deionized water does not conduct electricity because it lacks ions, or charged particles. However, if a little table salt (NaCl) is added to deionized water, the resulting solution will conduct electricity.

What could be done to increase the conductivity of a salt water solution even further?

A.

add more salt to the water

B.

double the amount of both salt and water

C.

add more water

D.

remove salt from the water

( ._.)

it goes right