19-12-2020
Mathematics

contestada

Find the value of x.
(5x +13)
(4x+ 2)°
(2x -9)

Find the value of x 5x 13 4x 2 2x 9 class=

Respuesta :

Hrishii Hrishii

19-12-2020

Answer:

x = 20

Step-by-step explanation:

By exterior angle theorem, we have:

[tex](4x + 2) \degree + (2x - 9) \degree = (5x + 13) \degree \\ \\(4x + 2 + 2x - 9) \degree = (5x + 13) \degree\\ \\(6x - 7) \degree = (5x + 13) \degree \\ \\ 6x - 7 = 5x + 13 \\ \\ 6x - 5x = 13 + 7 \\ \\ x = 20[/tex]

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