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n+2/5=78/5
We move all terms to the left:
n+2/5-(78/5)=0
We add all the numbers together, and all the variables
n+2/5-(+78/5)=0
We get rid of parentheses
n+2/5-78/5=0
We multiply all the terms by the denominator
n*5+2-78=0
We add all the numbers together, and all the variables
n*5-76=0
Wy multiply elements
5n-76=0
We move all terms containing n to the left, all other terms to the right
5n=76
n=76/5
n=15+1/5
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