Respuesta :

Answer:

DC=6

Step-by-step explanation:

all is shown and pictured

Ver imagen meredith48034

The answer is 26

DC+CE = DE

(x−4)+(2x+5) = 91

3x+1 = 91

3x = 90

x = 30

Then substitute 30 for x to find DC.

DC=x−4=30−4= 26