Respuesta :

Answer:

4

Step-by-step explanation:

Answer:

d=4

Step-by-step explanation:

Flip the equation.

−d+15=11

Subtract 15 from both sides.

−d+15−15=11−15

−d=−4

Divide both sides by -1.

−d

−1

=

−4

−1

d=4