06-03-2021
Mathematics

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Respuesta :

zidaneboussofi2005 zidaneboussofi2005

06-03-2021

Answer:

x = 21

Step-by-step explanation:

3x + 18 + 4x + 15 = 180

7x + 33 = 180

7x = 147

x = 21

Answer Link

clarch19 clarch19

06-03-2021

Answer:

x = 21

Step-by-step explanation:

3x + 18 + 4x + 15 =180

7x + 33 = 180

7x = 147

x = 21

Answer Link

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