x-(-1.5)=21

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Solution for x-(-1.5)=21 equation: 



x-(-1.5)=21

We move all terms to the left:

x-(-1.5)-(21)=0

determiningTheFunctionDomain
x-21-(-1.5)=0

We add all the numbers together, and all the variables

x-19.5=0

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

x=19.5

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