Question 368590


{{{-9d-1=17}}} Start with the given equation.



{{{-9d=17+1}}} Add {{{1}}} to both sides.



{{{-9d=18}}} Combine like terms on the right side.



{{{d=(18)/(-9)}}} Divide both sides by {{{-9}}} to isolate {{{d}}}.



{{{d=-2}}} Reduce.



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Answer:


So the answer is {{{d=-2}}}