Respuesta :

Hi1315

Answer:

[tex]17 \: \: degrees[/tex]

Step-by-step explanation:

[tex]7x + 2x + 27 = 180 \\ 9x = 180 - 27 \\ 9x = 153 \\ \frac{9x}{9} = \frac{153}{9} \\ x = 17 \: \: degrees[/tex]

thesonnydata
The answer is: b) 17

Check is :
(7x) = (2x + 27)
(7 • 17) = ((2 • 17) + 27)
(7 • 17) = (34 + 27)
119 = 61

119 + 61 = 180 ✅