Respuesta :

Hamster01100

Answer:

x=50

Step-by-step explanation:

3x+30=180

3x=150

x=50

Answer:

Step-by-step explanation:

we know something about the angles of a triangle already

A + B + C = 180°

soooo...

X + X + (X+30)= 180

3X + 30 = 180

3X = 150

X = 50 °

does that makes sense?

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