Question

Rezolvati:
1) In multimea N ecuatia.
3x - 4 = 6 - x

Answer 1

$3x - 4 = 6 - x$

$3x + x = 6 + 4$

$4x = 10$

$x = \frac{10}{4}$

$x = \frac{5}{2} \: \notin \: \mathbb{N}$