3n+8=1/2(5n+21)

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Solution for 3n+8=1/2(5n+21) equation: 



3n+8=1/2(5n+21)

We move all terms to the left:

3n+8-(1/2(5n+21))=0



Domain of the equation: 2(5n+21))!=0

n∈R



We multiply all the terms by the denominator


3n*2(5n+21))-(1+8*2(5n+21))=0

Wy multiply elements

6n^2(5+16n(5=0

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