leanidab leanidab

27-02-2020
Mathematics

contestada

3x2 = 81
b. (x - 1)(x + 1)-9 = 5x
C. X - 9x + 10 = 32
d. 6x(x - 9) = 29

Respuesta :

meredith48034 meredith48034

28-02-2020

Answer:

a. 3x^2 = 81

x^2 = 27

[tex]x = 3\sqrt{3} or -3\sqrt{3}[/tex]

Step-by-step explanation:

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