2x+21=1/2(x+13)

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Solution for 2x+21=1/2(x+13) equation: 



2x+21=1/2(x+13)

We move all terms to the left:

2x+21-(1/2(x+13))=0



Domain of the equation: 2(x+13))!=0

x∈R



We multiply all the terms by the denominator


2x*2(x+13))-(1+21*2(x+13))=0

Wy multiply elements

4x^2(x+42x(x=0

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