Respuesta :

Answer:

the value of x is 45 degree

Answer:

45

Step-by-step explanation:

Step 1:

2x + 55° + x - 10° = 180°            Sum of a Δ

Step 2:

3x + 45° = 180°            Combine Like Terms

Step 3:

3x = 135°      Subtract 45° on both sides

Step 4:

x = 135° ÷ 3     Divide

Answer:

x = 45

Hope This Helps :)