7 Résoudre les équations suivantes.
A. 2x=9
B.-8x = 15
C.
[tex] \frac{x}{ \\ 7} = 6[/tex]
D.
[tex] \frac{x}{13} = - 5[/tex]
E. 0,4x = 16
F.
[tex]3 = \frac{x}{ - 4} [/tex]
A. 2x=9
B.-8x = 15
C.
[tex] \frac{x}{ \\ 7} = 6[/tex]
D.
[tex] \frac{x}{13} = - 5[/tex]
E. 0,4x = 16
F.
[tex]3 = \frac{x}{ - 4} [/tex]
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Verified answer
Bonjour;
A)
x = 9/2
=4,5
B)
x = -15/8
= -1,875
C)
x = 6*7
= 42
D)
x = -5*13
= -65
E)
x = 16/0,4
= 40
F)
x = 3*-4
-12
BON JOUR!
Résoudre..:
A. 2x=9
x= 9/2
S= { 9/2 }
B.-8x = 15
x= -15/8
S= { - 15/8 }
C. x= 6*7
x= 42
S= { 42 }
D. x= -5(13)
x= - 65
E. x= 16/0.4
x= 40
F. x= 3(-4)
x= - 12