Respuesta :

Xx012xX

Answer:

× = 3

Step-by-step explanation:

9-2×=4× - 9

18 - 2× = 4×

18 = 6×

× = 3

Carry on learning

Correct me if I'm Wrong

princechimezirim096

Answer:

28°

Step-by-step explanation:

4x+3+2x+9= 180(sum of angles on a straight line equal 180°)

6x+12=180

6x=180-12

6x=168

divide bothsides by 6

6x/6=168/6

x= 28°