12-5t=2t-9

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Solution for 12-5t=2t-9 equation:



12-5t=2t-9
We move all terms to the left:
12-5t-(2t-9)=0
We get rid of parentheses
-5t-2t+9+12=0
We add all the numbers together, and all the variables
-7t+21=0
We move all terms containing t to the left, all other terms to the right
-7t=-21
t=-21/-7
t=+3

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