x+7+7=8-x

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Solution for x+7+7=8-x equation: 



x+7+7=8-x

We move all terms to the left:

x+7+7-(8-x)=0

We add all the numbers together, and all the variables

x-(-1x+8)+7+7=0

We add all the numbers together, and all the variables

x-(-1x+8)+14=0

We get rid of parentheses

x+1x-8+14=0

We add all the numbers together, and all the variables

2x+6=0

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

2x=-6

x=-6/2

x=-3

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