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30.7+38=0
We simplify the equation to the form, which is simple to understand
30.7+38=0
We move all terms containing to the left and all other terms to the right.
0=0-30.7-38
We simplify left and right side of the equation.
0=-68.7
0=-68.7
The left and right sides are not equal, therefore there is no solution. This equation is invalid.
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