20=x+(-12)

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Solution for 20=x+(-12) equation:



20=x+(-12)
We move all terms to the left:
20-(x+(-12))=0
We calculate terms in parentheses: -(x+(-12)), so:
x+(-12)
We add all the numbers together, and all the variables
x-12
Back to the equation:
-(x-12)
We get rid of parentheses
-x+12+20=0
We add all the numbers together, and all the variables
-1x+32=0
We move all terms containing x to the left, all other terms to the right
-x=-32
x=-32/-1
x=+32

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