Question

40°
3X + 14
Please helppppp meeeeee

Answer 1

x=42

Explanation:

40+3x+14=180

-40 on both sides

3x+14=140

-14 on both sides

3x=126

divide 3 on both sides

x=42

Answer 2

3x+14+40=180[being supplementary]

3x=180-54

x=126/3

x=42 is a required answer.