Respuesta :

Answer:

d = -10

Step-by-step explanation:

Hey there!

Let's Solve:

  • 2d - 9 = -29       => Step 1: Add 9 to both sides(becasue we are subtracting 9)
  • 2d = -20            =>Step 2: Divide both sides by 2(because we are multiplying by 2 in 2d)
  • d = -10

-Chetan K