Answer:
Proven
Step-by-step explanation:
We prove the polynomial with factorization. We must first simplify the expression before we can factorize:



4 is the common number and we can take it out of the expression:

We can factorize further with the x term being zero. For this to be true we must have -2x and 2x to cancel out and therefore the expression is proven:

I DONT KNOW JUST STRAT WITH THE BEGGINIG OF THE SENTENCE
Answer:
-68 1/5
Step-by-step explanation:
Brainliest?