Question

Calcule x, na proporção:
x+5/x = 10/8

Answer 1

Resposta:

8xc

Explicação passo-a-passo:

Answer 2

$\displaystyle\frac{x+5}{x}=\frac{10}{8}\\\\8(x+5)=10x\\8x+40=10x\\10x-8x=40\\2x=40\\\\x=\frac{40}{2}\\\\x=20$