Question

-5-2×=×+4
resolva a equação ​

Answer 1

$- 5 - 2x = x + 4 \\ - 2x - x = 4 + 5 \\ ( - 2 - 1)x = 9 \\ - 3x = 9 \: \: \times ( - 1) \\ 3x = - 9 \\ x = \frac{ - 9}{3} \\ x = - 3$

Answer 2

Resposta:

-5-4=2x+x

-5-4= -9

-9=3x

x = 3/-9

x = -3