2=-(t-20)

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Solution for 2=-(t-20) equation: 



2=-(t-20)

We move all terms to the left:

2-(-(t-20))=0



We calculate terms in parentheses: -(-(t-20)), so:

-(t-20)

We get rid of parentheses

-t+20

We add all the numbers together, and all the variables

-1t+20

Back to the equation:

-(-1t+20)



We get rid of parentheses

1t-20+2=0

We add all the numbers together, and all the variables

t-18=0

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

t=18

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