Bonjour,
Résoudre les équations:
2x/3= 7
2x= 3*7
x= 21/2
S= { 21/2 }
6x/5= -7/11
11(6x)= -7(5)
66x= -35
x= -35/66
S= { -35/66 }
Bonjour
2/3x = 7
x = 7 * 3/2
x = 21/2
6/5x =. -7/11
x = -7/11 * 5/6
x = -35/66
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Bonjour,
Résoudre les équations:
2x/3= 7
2x= 3*7
x= 21/2
S= { 21/2 }
6x/5= -7/11
11(6x)= -7(5)
66x= -35
x= -35/66
S= { -35/66 }
Bonjour
2/3x = 7
x = 7 * 3/2
x = 21/2
6/5x =. -7/11
x = -7/11 * 5/6
x = -35/66