Question

3y+1=y-x escreva as funções na forma y=ax + b

Answer 1

$3y + 1 = y - x \\ \\ 3y - y = -x - 1 \\ \\ 2y = -x-1 \\ \\ \boxed{y = \dfrac{-x-1}{2}} \ \ ou \ \ \boxed{y = -\dfrac{x}{2} - \dfrac{1}{2}}$