Respuesta :

nick1272

Answer:

d= 9

Step-by-step explanation:

  1. Subtract 52-7 to get 5d by itself. 5d=45
  2. Divide 45 by 5 and you get d=9

Answer:

Step-by-step explanation:

1.Get rid of the (constant first and make sure you change the symbol)  

5d+7=52-7= 45

2. then you switch the multiply to divide

5d+7=52-7=45/5= 9

witch mean D=9