-3t-9=42

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Solution for -3t-9=42 equation: 



-3t-9=42

We move all terms to the left:

-3t-9-(42)=0

We add all the numbers together, and all the variables

-3t-51=0

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

-3t=51

t=51/-3

t=-17

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