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-7/9--1/7=0
We simplify the equation to the form, which is simple to understand
-7/9+1/7=0
We move all terms containing to the left and all other terms to the right.
0=0 + 0.77777777777778-0.14285714285714
We simplify left and right side of the equation.
0=0.63492063492064
0=0.63492063492064
The left and right sides are not equal, therefore there is no solution. This equation is invalid.
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