20=2(t-7)

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Solution for 20=2(t-7) equation: 



20=2(t-7)

We move all terms to the left:

20-(2(t-7))=0



We calculate terms in parentheses: -(2(t-7)), so:

2(t-7)

We multiply parentheses

2t-14

Back to the equation:

-(2t-14)



We get rid of parentheses

-2t+14+20=0

We add all the numbers together, and all the variables

-2t+34=0

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

-2t=-34

t=-34/-2

t=+17

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