x+x+7=80

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Solution for x+x+7=80 equation: 



x+x+7=80

We move all terms to the left:

x+x+7-(80)=0

We add all the numbers together, and all the variables

2x-73=0

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

2x=73

x=73/2

x=36+1/2

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