1/2(6-4x)=x+21

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Solution for 1/2(6-4x)=x+21 equation: 



1/2(6-4x)=x+21

We move all terms to the left:

1/2(6-4x)-(x+21)=0



Domain of the equation: 2(6-4x)!=0

x∈R



We add all the numbers together, and all the variables

1/2(-4x+6)-(x+21)=0

We get rid of parentheses

1/2(-4x+6)-x-21=0

We multiply all the terms by the denominator


-x*2(-4x+6)-21*2(-4x+6)+1=0

Wy multiply elements

-2x^2(--42x(-+1=0

We use the square of the difference formula

-2x^2(+42x(-1=0

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