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a-2/9=-1
We simplify the equation to the form, which is simple to understand
a-2/9=-1
We move all terms containing a to the left and all other terms to the right.
+1a=-1 + 0.22222222222222
We simplify left and right side of the equation.
+1a=-0.77777777777778
We divide both sides of the equation by 1 to get a.
a=-0.77777777777778
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