1/2(3x+15)=-2x+20

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Solution for 1/2(3x+15)=-2x+20 equation: 



1/2(3x+15)=-2x+20

We move all terms to the left:

1/2(3x+15)-(-2x+20)=0



Domain of the equation: 2(3x+15)!=0

x∈R



We get rid of parentheses

1/2(3x+15)+2x-20=0

We multiply all the terms by the denominator


2x*2(3x+15)-20*2(3x+15)+1=0

Wy multiply elements

4x^2(3-40x(3+1=0

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