Respuesta :

Answer:

x = 20

Step-by-step explanation:

if line a and line be are parallel theb 5x + 15 must be equal to 115

(5x + 15)° = 115° add like terms

5x = 100

x = 20

Answer:

the answer is 20

Step-by-step explanation:

Ver imagen samanthabadgett0214