Seudónimo Seudónimo

24-02-2021
Mathematics

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Value of x? I need this very quickly.ASAP.

Value of x I need this very quicklyASAP class=

Respuesta :

SDCInfinity SDCInfinity

24-02-2021

Answer:

x = 5

Step-by-step explanation:

The sum of the angles of a triangle is 180°.

(180 - 18x + 5) + (-1 + 8x) + 46 = 180

⇒ 180 - 18x + 5 - 1 + 8x + 46 = 180

⇒ -10x + 230 = 180

⇒ -10x = -50

⇒ x = 5

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