Respuesta :

Answer:

A.24

Step-by-step explanation:

that is the.value of x

Answer:

(5x + 15)⁰+ (3x - 3⁰) = 180⁰ ( same side on interior angle theorm)

(8x + 12)⁰= 180⁰

8x = 168⁰

x = 21

Hope it helps u