Question

$\frac{ \times }{2} - 5 \geqslant \frac{2}{5}$
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Answer 1

Explicação passo-a-passo:

2,5 /2

1,5 /5

1,1//

mmc(2,5)= 10

x/2-5≥ 2/5

5x -50≥ 4

5x≥4+50

5x≥54

x≥54/5

Resposta : x≥ 54/5