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8/9-4/7=4/5
We simplify the equation to the form, which is simple to understand
8/9-4/7=4/5
Simplifying:
+ 0.888888888889-4/7=4/5
Simplifying:
+ 0.888888888889-0.571428571429=4/5
Simplifying:
+ 0.888888888889-0.571428571429=0.8
We move all terms containing to the left and all other terms to the right.
0=0.8-0.888888888889 + 0.571428571429
We simplify left and right side of the equation.
0=0.48253968254
0=0.48253968254
The left and right sides are not equal, therefore there is no solution. This equation is invalid.
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