2.5x-3(x-4)=2.1(3+x)

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Solution for 2.5x-3(x-4)=2.1(3+x) equation: 



2.5x-3(x-4)=2.1(3+x)

We move all terms to the left:

2.5x-3(x-4)-(2.1(3+x))=0

We add all the numbers together, and all the variables

2.5x-3(x-4)-(2.1(x+3))=0

We multiply parentheses

2.5x-3x-(2.1(x+3))+12=0



We calculate terms in parentheses: -(2.1(x+3)), so:

2.1(x+3)

We multiply parentheses

2.1x+6.3

Back to the equation:

-(2.1x+6.3)



We add all the numbers together, and all the variables

-0.5x-(2.1x+6.3)+12=0

We get rid of parentheses

-0.5x-2.1x-6.3+12=0

We add all the numbers together, and all the variables

-2.6x+5.7=0

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

-2.6x=-5.7

x=-5.7/-2.6

x=2+0.5/2.6

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