Add up the answer first to see of these correct or incorrect, if incorrect explain why it is not equal.

1. - 2x - 2x = 0

2. x+x=x to the power of 2

1) incorrect

2) incorrect

Step-by-step explanation:

-2x-2x = 0?

-2x - 2x = - 4x

It will be 0 only if x = 0.

Not always true, so incorrect

x+x = x²?

2x = x²

They will be equal if x = 0 or 2.

Not always true so incorrect