-57.4=4(2.3x-3.9)-1.8x

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Solution for -57.4=4(2.3x-3.9)-1.8x equation: 



-57.4=4(2.3x-3.9)-1.8x

We move all terms to the left:

-57.4-(4(2.3x-3.9)-1.8x)=0



We calculate terms in parentheses: -(4(2.3x-3.9)-1.8x), so:

4(2.3x-3.9)-1.8x

We add all the numbers together, and all the variables

-1.8x+4(2.3x-3.9)

We multiply parentheses

-1.8x+8x-15.6

We add all the numbers together, and all the variables

6.2x-15.6

Back to the equation:

-(6.2x-15.6)



We get rid of parentheses

-6.2x+15.6-57.4=0

We add all the numbers together, and all the variables

-6.2x-41.8=0

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

-6.2x=41.8

x=41.8/-6.2

x=-6+1.7692307692308/2.3846153846154

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