Question

Find the value of x in step by step ​

Answer 1

Here is your answer

Please mark it beainlest

Answer 2

Answer:

As We all know sum of angle on a straight line is always 180°.

Step-by-step explanation:

(6x-40)+(5x+9)+(3x+15)=180

(6x+5x+3x)+(-40+9+15)=180

14x+(-16)=180

14x=180+16

14x=196