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:

Answer:
200%
Step-by-step explanation:
If $40 is 100% then multiply it by 3 to get $120
Answer:
C. 1 centimeter = 30 meters

Answer:
1176
Step-by-step explanation:
12 times 7 equals 84.84 times 14 is 1176
Answer:
bet but need barinlyist
Step-by-step explanation: