66+x=66-x

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Solution for 66+x=66-x equation: 



66+x=66-x

We move all terms to the left:

66+x-(66-x)=0

We add all the numbers together, and all the variables

x-(-1x+66)+66=0

We get rid of parentheses

x+1x-66+66=0

We add all the numbers together, and all the variables

2x=0

x=0/2

x=0

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