x+1=7+2

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Solution for x+1=7+2 equation: 



x+1=7+2

We move all terms to the left:

x+1-(7+2)=0

We add all the numbers together, and all the variables

x+1-9=0

We add all the numbers together, and all the variables

x-8=0

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

x=8

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