4(3+5n)-7(5-4n)+3=0

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Solution for 4(3+5n)-7(5-4n)+3=0 equation: 



4(3+5n)-7(5-4n)+3=0

We add all the numbers together, and all the variables

4(5n+3)-7(-4n+5)+3=0

We multiply parentheses

20n+28n+12-35+3=0

We add all the numbers together, and all the variables

48n-20=0

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

48n=20

n=20/48

n=5/12

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