Respuesta :

bhadelsimron19

Answer:

Step-by-step explanation:

25+125+(-5x)=180 degree (sum of the interior angles of a triangle is 180 degree)

150-5x=180

-5x=180-150

x=30/-5

x=-6

tiffanybayless
x=-6 there ya go it’s very easy once you get the hang of it