Question

4 la 3x = 8 la 10
Aflati pe x si primiti 80 de puncte de la mine

Answer 1

4^3x=8^10
(2^2)^3x=(2^3)^10
2^6x=2^30 rezulta ca x=5

Answer 2

$4^{3x}=8^{10} \\ \\ (2^2)^{3x}=(2^3)^{10} \\ \\ 2^{6x}=2^{30 } \\ \\ 6x=30 \\ \\ x=5. \\ \\ \underline{Solutie}: x=5.$