t-(+4)=21

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Solution for t-(+4)=21 equation: 



t-(+4)=21

We move all terms to the left:

t-(+4)-(21)=0

determiningTheFunctionDomain
t-21-(+4)=0

We add all the numbers together, and all the variables

t-21-4=0

We add all the numbers together, and all the variables

t-25=0

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

t=25

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