9d+9=8d

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Solution for 9d+9=8d equation:


9d+9=8d

We simplify the equation to the form, which is simple to understand 
9d+9=8d

We move all terms containing d to the left and all other terms to the right. 
+9d-8d=-9

We simplify left and right side of the equation. 
+1d=-9

We divide both sides of the equation by 1 to get d. 
d=-9

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