Question

aflati x daca
15x-½=3

Answer 1

30 x / 2 - 1 / 2 = 3
30 x - 1 = 2 × 3
30 x = 7
x = 7 / 30

Answer 2

$15x - \frac{1}{2} = 3$

$15x = 3 + \frac{1}{2}$

$15x = \frac{6}{2} + \frac{1}{2}$

$15x = \frac{6 + 1}{2}$

$15x = \frac{7}{2}$

$15x \times 2 = 7$

$30x = 7$

$x = \frac{7}{30}$