3+2(4+2)+1=20-2(2-x)

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Solution for 3+2(4+2)+1=20-2(2-x) equation: 



3+2(4+2)+1=20-2(2-x)

We move all terms to the left:

3+2(4+2)+1-(20-2(2-x))=0

We add all the numbers together, and all the variables

-(20-2(-1x+2))+3+1+26=0

We add all the numbers together, and all the variables

-(20-2(-1x+2))+30=0



We calculate terms in parentheses: -(20-2(-1x+2)), so:

20-2(-1x+2)

determiningTheFunctionDomain
-2(-1x+2)+20

We multiply parentheses

2x-4+20

We add all the numbers together, and all the variables

2x+16

Back to the equation:

-(2x+16)



We get rid of parentheses

-2x-16+30=0

We add all the numbers together, and all the variables

-2x+14=0

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

-2x=-14

x=-14/-2

x=+7

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