find the value of n. fractions. 34+n=1

Question

It says find the value of n.
this is a fraction question.What does n =?
3
- + n =1
4

3/4 + n = 1

n = 1/4

To prove, substitute 1/4 for n in the original equation:

3/4 + 1/4 = 4/4 = 1

I hope this helps and is what you were asking.