Question

Solve x2 + 4x − 4 = 0.

Answer 1

x2+4x=6x

6x-4=0

6x-4+4=0+4

6x=4

6x/6=4/6

x=4/6

4/2=2

6/2=3

simplified:

x=2/3

Answer 2

the answer will be x=1