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-19.73-13.2t=19.5-6.9t+16.84
We move all terms to the left:
-19.73-13.2t-(19.5-6.9t+16.84)=0
We add all the numbers together, and all the variables
-13.2t-(-6.9t+36.34)-19.73=0
We get rid of parentheses
-13.2t+6.9t-36.34-19.73=0
We add all the numbers together, and all the variables
-6.3t-56.07=0
We move all terms containing t to the left, all other terms to the right
-6.3t=56.07
t=56.07/-6.3
t=-8+3.39520958084/3.77245508982
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