Question

B)3X – 2X - PARA X= -4​

Answer 1

$\sf Veja\:Abaixo$

Sendo x=-4

B)

$\boxed{\begin{array}{lr} \large \sf 3X-2X \\ \\ \large \sf 3\times(-4)-2\times(-4) \\ \\ \large \sf -12+8 \\ \\ \large \sf -4 \end{array}}$

Resposta:

-4

Bons estudos =)