Respuesta :
The answer is x=16
Step-by-step explanation:
3x+4x+46+2x-10=180
9x+36=180
9x=144
X=16
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Answer
[tex] \sf{2x-10 + 4x +46 + 3x = 180° ~~[angle~sum ~property ~of ~a~ {\triangle}]} \\\\ \sf{9x + 36 =180°} \\\\ \sf{9x=180-36} \\\\ \sf{9x = 144} \\\\ \sf{x= {\dfrac{144}{9}}} \\\\ \sf{x=16} [/tex]