Question

2[3(2x-3)-8]-9=5
Va rog 25p​

Answer 1

$2\left[3\left(2x-3\right)-8\right]-9=5$

$2\left[3\left(2x-3\right)-8\right]= 5 + 9$

$2\left[3\left(2x-3\right)-8\right]=14$

$2(6x - 9 - 8) = 14$

$12x - 18 - 16 = 14$

$12x- 34 = 14$

$12x = 14 + 34$

$12x = 48$

$x = 48 : 12$

$x = 3$