Question

Calcule o valor de x.​

Answer 1

Resposta:

$\textsf{Leia abaixo}$

Explicação passo a passo:

$\mathsf{\dfrac{x}{20} = \dfrac{40 - 15 - 5}{40}}$

$\mathsf{\dfrac{x}{20} = \dfrac{20}{40}}$

$\mathsf{40x = 400}$

$\mathsf{x = \dfrac{400}{40}}$

$\boxed{\boxed{\mathsf{x = 10}}}$