12-04-2021
Mathematics

contestada

brainly and 30 pt - if it is correct

brainly and 30 pt if it is correct class=

Respuesta :

hunpat27 hunpat27

12-04-2021

Answer:

c

Step-by-step explanation:

5*21=105

Answer Link

thebecks thebecks

12-04-2021

Answer:

choice 3) x = 21°

Step-by-step explanation:

5x + 3x + 12° = 180° because they are supplementary angles

combine like terms:

8x = 168°

divide both sides by 8:

x = 21°

Answer Link

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