4n/5n+7=2/4

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Solution for 4n/5n+7=2/4 equation:



4n/5n+7=2/4
We move all terms to the left:
4n/5n+7-(2/4)=0
Domain of the equation: 5n!=0
n!=0/5
n!=0
n∈R
We add all the numbers together, and all the variables
4n/5n+7-(+2/4)=0
We get rid of parentheses
4n/5n+7-2/4=0
We calculate fractions
16n/20n+(-10n)/20n+7=0
We multiply all the terms by the denominator
16n+(-10n)+7*20n=0
Wy multiply elements
16n+(-10n)+140n=0
We get rid of parentheses
16n-10n+140n=0
We add all the numbers together, and all the variables
146n=0
n=0/146
n=0
Równanie nie ma rozwiązania

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