Question

I don't understand how to solve this, please help

Answer 1

Answer:

$The~sum~of~angles~shown~in~the~figure~gives~a~complete~turn.\\Therefore, (2x+16)^o+35^o+(4x+3)^o = 360^o\\or, 6x+54^o = 360^o\\or, 6x = 306^o\\or, x = 51^o$