Question

Hey y'all please help me with this geometry problem,would really appreciate it :)

Answer 1

180-(x+50)+180-4x+180-(2x+40)+180-3x=360

720-x-50-4x-2x-40-3x=360

630 - 10x=360

-10x=360-630

-10x=-270  /:(-10)

x=27