Question

resolva as proporções

a) X = X+1
8 5

Answer 1

$\frac{x}{8} = \frac{x+1}{5} \\ 5x = 8(x+1) \\ 5x = 8x + 8 \\ 5x-8x = 8 \\ -3x = 8 *(-1) \\ 3x = -8 \\ x = \frac{-8}{3}$