x-(-21)=61

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Solution for x-(-21)=61 equation: 



x-(-21)=61

We move all terms to the left:

x-(-21)-(61)=0

determiningTheFunctionDomain
x-61-(-21)=0

We add all the numbers together, and all the variables

x-40=0

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

x=40

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