here you go someone already has answered this question before <3
Nia answered correct answers = 80% of the 40 questions
When we remove % sign from a number, we divide that number by 100
=
of 40
=
Cancelling the two zeroes from numerator and denominator,
= 
= 32.
Total correct answers answered by Nia = 32
2x - 6 = 2 • (x - 3)
2 = 0
x-3 = 0
x=3
Answer:
B. z has a negative charge
Step-by-step explanation:

and also

now, we know that V varies directly to T and inversely to P simultaneously
thus

so