Question

How do I solve for x?​

Answer 1

x=56

Explanation:

Set all 3 angles to 180°, as that is how many degrees is in a triangle.

x+x+43+x-31=180

Solve.

3x+12=180

3x= 168

x=56

Answer 2

(x)+(x-31)+(x+43)=180

Explanation: