78=5n+3

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Solution for 78=5n+3 equation: 



78=5n+3

We move all terms to the left:

78-(5n+3)=0

We get rid of parentheses

-5n-3+78=0

We add all the numbers together, and all the variables

-5n+75=0

We move all terms containing n to the left, all other terms to the right

-5n=-75

n=-75/-5

n=+15

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