3-(2x+5)=1/2(-4x-2)

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Solution for 3-(2x+5)=1/2(-4x-2) equation: 



3-(2x+5)=1/2(-4x-2)

We move all terms to the left:

3-(2x+5)-(1/2(-4x-2))=0



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

x∈R



We get rid of parentheses

-2x-(1/2(-4x-2))-5+3=0

We multiply all the terms by the denominator


-2x*2(-4x-2))-(1-5*2(-4x-2))+3*2(-4x-2))=0

We add all the numbers together, and all the variables

-4x-2x*2(-4x-2))-(1-5*2(-4x-2))+3*2(=0

Wy multiply elements

-4x^2(--20x^2(--4x=0

We use the square of the difference formula

-4x^2(+20x^2(+4x=0

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