11+x=9-3x

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Solution for 11+x=9-3x equation: 



11+x=9-3x

We move all terms to the left:

11+x-(9-3x)=0

We add all the numbers together, and all the variables

x-(-3x+9)+11=0

We get rid of parentheses

x+3x-9+11=0

We add all the numbers together, and all the variables

4x+2=0

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

4x=-2

x=-2/4

x=-1/2

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