.5x-20-x=3(2x-1)-(2x-1)

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Solution for .5x-20-x=3(2x-1)-(2x-1) equation: 



.5x-20-x=3(2x-1)-(2x-1)

We move all terms to the left:

.5x-20-x-(3(2x-1)-(2x-1))=0

We add all the numbers together, and all the variables

-0.5x-(3(2x-1)-(2x-1))-20=0



We calculate terms in parentheses: -(3(2x-1)-(2x-1)), so:

3(2x-1)-(2x-1)

We multiply parentheses

6x-(2x-1)-3

We get rid of parentheses

6x-2x+1-3

We add all the numbers together, and all the variables

4x-2

Back to the equation:

-(4x-2)



We get rid of parentheses

-0.5x-4x+2-20=0

We add all the numbers together, and all the variables

-4.5x-18=0

We move all terms containing x to the left, all other terms to the right

-4.5x=18

x=18/-4.5

x=-4

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