Bonjour;
7 +3 = 2n -n/4
10 = 8n/4 -n/4
10 = 7n/4
10*4 = 7n
40 =7n
n = 40/7
Réponse :
Bonjour
1/4 x + 7 = 2x - 3
7 + 3 = 2x - 1/4 x
10 = 7/4 x
x = 10 × 4/7
x = 40/7
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Bonjour;
7 +3 = 2n -n/4
10 = 8n/4 -n/4
10 = 7n/4
10*4 = 7n
40 =7n
n = 40/7
Réponse :
Bonjour
1/4 x + 7 = 2x - 3
7 + 3 = 2x - 1/4 x
10 = 7/4 x
x = 10 × 4/7
x = 40/7