420=(10+x)

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Solution for 420=(10+x) equation:



420=(10+x)
We move all terms to the left:
420-((10+x))=0
We add all the numbers together, and all the variables
-((x+10))+420=0
We calculate terms in parentheses: -((x+10)), so:
(x+10)
We get rid of parentheses
x+10
Back to the equation:
-(x+10)
We get rid of parentheses
-x-10+420=0
We add all the numbers together, and all the variables
-1x+410=0
We move all terms containing x to the left, all other terms to the right
-x=-410
x=-410/-1
x=+410

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