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17-12-2021
Mathematics

contestada

please solve this equation.

please solve this equation class=

Respuesta :

17-12-2021

Answer:

x = 28

Step-by-step explanation:

The sum of interior angles of a triangle is 180°

so

180 = 2x + 40 + 3x - 80 + 5x - 60

180 - 40 + 80 + 60 = 2x + 3x + 5x

280 = 10x

x = 280 : 10

x = 28

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