Sagot :
Bonsoir,
x
10x
10x-5
10x-5 +x
11x-5 = 5
11x= 5+5
11x = 10
x = 10/11
10/11
100/11
100/11 +10/11 = 55/11 = 5
(x×10)-5+x=5
10x-5+x=5
11x=5+5
11x=10
11x/11=10/11
X=10/11
La réponse est 10/11
Bonsoir,
x
10x
10x-5
10x-5 +x
11x-5 = 5
11x= 5+5
11x = 10
x = 10/11
10/11
100/11
100/11 +10/11 = 55/11 = 5
(x×10)-5+x=5
10x-5+x=5
11x=5+5
11x=10
11x/11=10/11
X=10/11
La réponse est 10/11