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            <Attribute name="description">Apprenez à résoudre des équations comme 2x + 3 = 5x - 2 où l&#39;inconnue est dans les deux membres. Découvrez les étapes à suivre pour se ramener à l&#39;équation 3x=5 que l&#39;on sait à présent résoudre rapidement !</Attribute>
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            <video:title>Comment résoudre l&#39;équation 2x + 3 = 5x - 2 </video:title>
            <video:description>Apprenez à résoudre des équations comme 2x + 3 = 5x - 2 où l&#39;inconnue est dans les deux membres. Découvrez les étapes à suivre pour se ramener à l&#39;équation 3x=5 que l&#39;on sait à présent résoudre rapidement !</video:description>
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            <video:category>Équations qui comportent l&amp;#39;inconnue dans les deux membres</video:category>
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            <video:title>Comment résoudre l&#39;équation 20 - 7x = 6x - 6 </video:title>
            <video:description>Pour résoudre les équations telles que 20 - 7x = 6x - 6, il faut procéder par étape. Tout d&#39;abord, on additionne ou soustrait un même nombre dans les deux membres pour obtenir dans un membre les termes en x et dans l&#39;autre les termes constants. On isole ensuite x et on remplace la solution trouvée dans l’équation initiale pour vérifier que l&#39;égalité est vraie.</video:description>
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            <video:title>Comment résoudre l&#39;équation 3x/4 + 2 = 3x/8 - 4</video:title>
            <video:description>Pour résoudre l&#39;équation (3/4)x + 2 = (3/8)x - 4, on &#34;se débarasse&#34; tout d&#39;abord des fractions en multipliant les deux membres par le dénominateur commun des deux fractions. Puis on additionne ou soustrait un même nombre dans les deux membres pour obtenir dans un membre les termes en x et dans l&#39;autre les termes constants. On résout l&#39;équation et on n&#39;oublie pas de vérifier son résultat.</video:description>
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            <Attribute name="description">Pour résoudre une équation qui comporte des parenthèses telle que  -9 - (9x - 6) = 3(4x + 6), il est possible de distribuer le -1 dans le membre de gauche et le 3 dans le membre de droite. On se ramène ensuite à une équation du type ax=b que l&#39;on sait résoudre.  </Attribute>
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            <video:title>Résoudre une équation qui comporte des parenthèses </video:title>
            <video:description>Pour résoudre une équation qui comporte des parenthèses telle que  -9 - (9x - 6) = 3(4x + 6), il est possible de distribuer le -1 dans le membre de gauche et le 3 dans le membre de droite. On se ramène ensuite à une équation du type ax=b que l&#39;on sait résoudre.  </video:description>
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            <video:category>Équations qui comportent l&amp;#39;inconnue dans les deux membres</video:category>
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            <Attribute name="title">Équations du 1er degré avec des coefficients non numériques</Attribute>
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