-21=x-19

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Solution for -21=x-19 equation:



-21=x-19
We move all terms to the left:
-21-(x-19)=0
We get rid of parentheses
-x+19-21=0
We add all the numbers together, and all the variables
-1x-2=0
We move all terms containing x to the left, all other terms to the right
-x=2
x=2/-1
x=-2

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