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-4/5-6/7=0
We simplify the equation to the form, which is simple to understand
-4/5-6/7=0
We move all terms containing to the left and all other terms to the right.
0=0 + 0.8 + 0.85714285714286
We simplify left and right side of the equation.
0=+1.6571428571429
0=1.6571428571429
The left and right sides are not equal, therefore there is no solution. This equation is invalid.
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