Respuesta :

Answer:

x=25.6°, left angle is 80.7°, right is 99.3°.


Step-by-step explanation:

The two expressions add to 180°.

Left angle is 3x+4°. Right side angle is 4x-3°.

Equation is 7x+1°=180°, 7x=179°, x=(179/7)° = 25.6°