Question

Me ajudem
2/5=1/2×+1/2
Por favor

Answer 1

Resposta:

Olá bom dia!

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

$\frac{2.2}{10} = \frac{5.1.x + 5}{10}$

4 = 5x + 5

5x = 4 - 5

5x = - 1

$x = - \frac{1}{5}$

$s = ( - \frac{1}{5} )$