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0.86=12t-0.58
We move all terms to the left:
0.86-(12t-0.58)=0
We get rid of parentheses
-12t+0.58+0.86=0
We add all the numbers together, and all the variables
-12t+1.44=0
We move all terms containing t to the left, all other terms to the right
-12t=-1.44
t=-1.44/-12
t=1/8.3333333333333
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