emosquea emosquea

21-10-2020
Mathematics

contestada

18x + 3 squared is 81 what is x?

Respuesta :

karenakil1 karenakil1

21-10-2020

Answer:

x=1/3

Step-by-step explanation:

(18x+3)^2=81

square root both sides

18x+3=9

subtract 3 from both sides

18x=6

divide 18 on both sides

x=1/3

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