Question

-x+10-2x=x+12
X-1=-2x+5

Answer 1

Resposta:

$\textsf{Leia abaixo}$

Explicação passo-a-passo:

$\mathsf{-x + 10 - 2x = x + 12}$

$\mathsf{-x - 2x - x = 12 - 10}$

$\mathsf{-4x = 2}$

$\boxed{\boxed{\mathsf{x = -\dfrac{1}{2}}}}$

$\mathsf{x - 1 = -2x + 5}$

$\mathsf{x + 2x = 5 + 1}$

$\mathsf{3x = 6}$

$\boxed{\boxed{\mathsf{x = 2}}}$