Question

Qual o valor da expressão
x-1/2 -3x-x²/3= x+1/3

Answer 1

$\frac{x-1}{2} - \frac{3x-x^2}{3}=\frac{(x+1)}{3}\\ \\ \frac{3\cdot(x-1)-2\cdot(3x-x^2)=2\cdot(x+1)}{2}\\ \\ 3x-3-6x+2x^2=2x+2\\ \\ 2x^2+3x-6x-2x-3-2=0\\ 2x^2-5x-5=0$ \\
As raízes são irracionais