1/2(x^2+4x)=240

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Solution for 1/2(x^2+4x)=240 equation: 



1/2(x^2+4x)=240

We move all terms to the left:

1/2(x^2+4x)-(240)=0



Domain of the equation: 2(x^2+4x)!=0

x∈R



We multiply all the terms by the denominator


-240*2(x^2+4x)+1=0

Wy multiply elements

-480x(x+1=0

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