ashleyhernandez91205 ashleyhernandez91205
  • 05-08-2022
  • Mathematics
contestada

Please please please help

Please please please help class=

Respuesta :

zibahkeshiro
zibahkeshiro zibahkeshiro
  • 05-08-2022

Answer:r=14°

Step-by-step explanation:

(5r-5)°+ (8r+3)°=180

(Sum of angles on a straight line =180°)

Collect like terms

5r+8r-5+3=180

13r-2=180

13r=180+2

13r=182

r=182/13

r=14°

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