Question

x-39=-79 por favor resolva isso

Answer 1

x - 39 = - 79
x = -79 + 39
x = -70 - 9 + 30 + 9
x = -70 + 30 + 9 - 9
x = -40

Answer 2

$\large\textsf{Vamos L\'a:}$

$\boxed{\large\textbf{Equa\c{c}\~ao do 1\° grau}}$

$\mathsf{x-39=-79}$
$\mathsf{x = -79+39}$

$\boxed{\mathsf{x = -40}}$

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$\large\mathsf{prova\ real:}$

$\mathsf{x-39=-79}$
$\mathsf{-40-39=-79}$

$\boxed{\mathsf{-79=-79}} \ \checkmark$

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Resposta Final.  $\boxed{\mathsf{x = -40}}$

Bons Estudos!!!
^^