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d/13=-3
We simplify the equation to the form, which is simple to understand
d/13=-3
Simplifying:
+ 0.0769230769231d=-3
We move all terms containing d to the left and all other terms to the right.
+ 0.0769230769231d=-3
We simplify left and right side of the equation.
+ 0.0769230769231d=-3
We divide both sides of the equation by 0.0769230769231 to get d.
d=-39
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