Question

mn giúp mik đc hok. Mik cần gấp ah

(4^x)³x5=80

Answer 1

\(4^{x.3}=80:5\\ 4^{3x}=16\\ 4^{3x}=4^2\\ 3x=2\\ x=2:3\\ x=\dfrac{2}{3}\)

Answer 2

#Sannie^Yamada

\((4x)^3 . 5 = 80 = (4x)^3 . 5 / 5 = 80 /5 = (4x)^3 =16\)

Answer 3

Mn ơi giúp mik nhoa