7.4-(2.2x+3.9)=0.6+3(5.5x-1.8)

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Solution for 7.4-(2.2x+3.9)=0.6+3(5.5x-1.8) equation: 



7.4-(2.2x+3.9)=0.6+3(5.5x-1.8)

We move all terms to the left:

7.4-(2.2x+3.9)-(0.6+3(5.5x-1.8))=0

We get rid of parentheses

-2.2x-(0.6+3(5.5x-1.8))-3.9+7.4=0



We calculate terms in parentheses: -(0.6+3(5.5x-1.8)), so:

0.6+3(5.5x-1.8)

determiningTheFunctionDomain
3(5.5x-1.8)+0.6

We multiply parentheses

15x-5.4+0.6

We add all the numbers together, and all the variables

15x-4.8

Back to the equation:

-(15x-4.8)



We add all the numbers together, and all the variables

-2.2x-(15x-4.8)+3.5=0

We get rid of parentheses

-2.2x-15x+4.8+3.5=0

We add all the numbers together, and all the variables

-17.2x+8.3=0

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

-17.2x=-8.3

x=-8.3/-17.2

x=6.38461538462/13.2307692308

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