calculer 6/28=18/x ensuite 7/28=18/x ensuite 4,5/10=10/6 svp merci​

Sagot :

CO0309

Réponse:

[tex] \frac{6}{28} = \frac{18}{x} \: \: \: \: x = 84[/tex]

[tex] \frac{7}{28} = \frac{18}{x} \: \: \: \: x = 72[/tex]

[tex] \frac{4.5}{10} = \frac{10}{6} \: \: \: \: x = \frac{5}{3} [/tex]

Réponse:

bonsoir

6/28 = 18/x

6x = 28 * 18 = 504

x = 504/6 = 84

7/28 = 18/x

7 x = 28*18 = 504

x = 504/7 = 72

4.5/x = 10/6

10 x = 4.5*6 = 27

x = 27/10 = 2.7