1/2(x+9)=x+4

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Solution for 1/2(x+9)=x+4 equation: 



1/2(x+9)=x+4

We move all terms to the left:

1/2(x+9)-(x+4)=0



Domain of the equation: 2(x+9)!=0

x∈R



We get rid of parentheses

1/2(x+9)-x-4=0

We multiply all the terms by the denominator


-x*2(x+9)-4*2(x+9)+1=0

Wy multiply elements

-2x^2(x-8x(x+1=0

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