Answer:
9
Step-by-step explanation:
2 - 3 = -1 + 4 + 6 = 9
Answer:
7
Step-by-step explanation:
7 is a common positive factor if 14 and 21. 2:3
I don’t know the answer but I need a answer to this
Answer:
Formation of Elements: Protons + Neutrons combine to form the nucleus of an atom (basic unit of matter), electrons (- charge) orbit nucleus attracted to protons (+ charge)