Answer:
x = 2
Step-by-step explanation:

x ≠ 0
x ≠ - 2
x ≠ - 1

x = 2
It’s bevause you can see what you are doing instead of doing it all of your head which could get messed up.
of
is 
Solution:
Given
of what number is
.
Let us first convert the mixed fraction into improper fraction.


Now, let us take the unknown number be x.


Do the cross multiplication.



Now, again change the improper fraction into mixed fraction.

Hence
of
is
.
Similarities: same atomic number
Differences: they have a different number of neutrons
Answer:
600,000
Step-by-step explanation: