12-(7t)=30+2t

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Solution for 12-(7t)=30+2t equation: 



12-(7t)=30+2t

We move all terms to the left:

12-(7t)-(30+2t)=0

We add all the numbers together, and all the variables

-7t-(2t+30)+12=0

We get rid of parentheses

-7t-2t-30+12=0

We add all the numbers together, and all the variables

-9t-18=0

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

-9t=18

t=18/-9

t=-2

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