Question

Anyone know how to do??

Answer 1

30°

Explanation:

Step 1:

2x + 10 + 4x + 80 = 180 Sum of a line

Step 2:

6x + 90 = 180 Combine Like Terms

Step 3:

6x = 90 Subtract 90 on both sides

Answer:

x = 30° Divide

Hope This Helps :)