Question

$x ^{2} - 5x = 0$
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Answer 1

$x(x - 5) = 0 \\ x1 = 0 \\ x2 = x - 5 = 0 > x2 = 5$

Answer 2

Resposta:

S = {0, 5}

Explicação passo-a-passo:

x² - 5x = 0

x · (x - 5) = 0

x = 0

x - 5 = 0

x = 0 + 5

x = 5