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34e-56=12e+31
We move all terms to the left:
34e-56-(12e+31)=0
We get rid of parentheses
34e-12e-31-56=0
We add all the numbers together, and all the variables
22e-87=0
We move all terms containing e to the left, all other terms to the right
22e=87
e=87/22
e=3+21/22
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