Answer:
x = 40
Step-by-step explanation:
The sum of the 3 angles in a triangle = 180°
Sum the 3 given angles and equate to 180
2x + x + [tex]\frac{3x}{2}[/tex] = 180 ( multiply through by 2 to clear the fraction )
4x + 2x + 3x = 360 , that is
9x = 360 ( divide both sides by 9 )
x = 40
