Solve the quadratic equation 84x2+16x=0

by factoring out the GCF.

(1 point)
Responses

The solution are x=−421
and x=0
.
The solution are x is equal to negative 4 over 21 and x is equal to 0.

The solution are x=−4
and x=−421
.
The solution are x is equal to negative 4 and x is equal to negative 4 over 21.

The solution are x=421
and x=0
.
The solution are x is equal to 4 over 21 and x is equal to 0.

The solution are x=0
and x=4
.

The correct solution is:

x = 0 and x = -4/21