3(tt+7)=15

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Solution for 3(tt+7)=15 equation: 



3(tt+7)=15

We move all terms to the left:

3(tt+7)-(15)=0

We multiply parentheses

3t+21-15=0

We add all the numbers together, and all the variables

3t+6=0

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

3t=-6

t=-6/3

t=-2

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