0.4(12-2x)=22.2-(6x+7)

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Solution for 0.4(12-2x)=22.2-(6x+7) equation: 



0.4(12-2x)=22.2-(6x+7)

We move all terms to the left:

0.4(12-2x)-(22.2-(6x+7))=0

We add all the numbers together, and all the variables

0.4(-2x+12)-(22.2-(6x+7))=0

We multiply parentheses

-0.8x-(22.2-(6x+7))+4.8=0



We calculate terms in parentheses: -(22.2-(6x+7)), so:

22.2-(6x+7)

determiningTheFunctionDomain
-(6x+7)+22.2

We get rid of parentheses

-6x-7+22.2

We add all the numbers together, and all the variables

-6x+15.2

Back to the equation:

-(-6x+15.2)



We get rid of parentheses

-0.8x+6x-15.2+4.8=0

We add all the numbers together, and all the variables

5.2x-10.4=0

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

5.2x=10.4

x=10.4/5.2

x=2

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