Step-by-step explanation:Subtract 52-7 to get 5d by itself. 5d=45Divide 45 by 5 and you get d=9
1.Get rid of the (constant first and make sure you change the symbol)
2. then you switch the multiply to divide
witch mean D=9
so, converting firstly the mixed fractions to improper fractions and then "adding".
the solution is d...