jazzygirl12350 jazzygirl12350
  • 20-04-2021
  • Mathematics
contestada

B
6x+7
3x+c
2x-1

What is the value of c in degrees

B 6x7 3xc 2x1 What is the value of c in degrees class=

Respuesta :

Аноним Аноним
  • 20-04-2021

Answer:

1.x=15

2.<A=29

Step-by-step explanation:

(2x-1)+(3x+9)+(6x+7)=180

2x-1+3x+9+6x+7=180

11x+15=180

11x=180-15

11x=165

x=165/11

x=15

2.<A=2x-1

  <A=2*15-1

  <A=30-1

  <A=29

   

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