Respuesta :

angle46089

Answer:

d = (-9/13)

Step-by-step explanation:

13d + 8 = -1

       -8     -8

13d = -9

÷13    ÷13

d = ( -9/ 13 )

I hope this helps!

Answer:

d = -9/13

Step-by-step explanation:

13d +8= -1

Subtract 8 from both side

13d +8-8= -1-8

13d = -9

Divide 13 from both side

13d/13 = -9/13

d = -9/13