maros9446 maros9446
  • 31-10-2020
  • Mathematics
contestada

someone please answer.​

someone please answer class=

Respuesta :

felixkings
felixkings felixkings
  • 31-10-2020

Answer:

[tex]x = 21.[/tex]

Step-by-step explanation:

[tex]m \angle \: bce = m \angle \: bcd + m \angle \: dce \\ 6x = 74 + (3x - 11) \\ 6x - 3x = 74 - 11 \\ 3x = 63 \\ \boxed{ x = 21.}[/tex]

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