Respuesta :

MuridCikgu

x = 27° (A)

Step-by-step explanation:

5x° + (x + 18)° = 180°

(5x + x)° + 18° = 180°

6x° + 18° = 180°

6x° = 180° - 18°

6x° = 162°

x° = 162 ÷ 6

x° = 27°

So, the value of x is 27° (A)

Hope it helpful and useful :)

itssmanny0704

Answer:

A. 27

Step-by-step explanation:

A straight line should equal to 180 degrees. So if you plug in the answers instead of x the only answer would equal to 180 is A. [tex](27+18)+((5)(27))=180[/tex]

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