-5t+9=21

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Solution for -5t+9=21 equation: 



-5t+9=21

We move all terms to the left:

-5t+9-(21)=0

We add all the numbers together, and all the variables

-5t-12=0

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

-5t=12

t=12/-5

t=-2+2/5

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