Bonsoir,Des Equations : a:3x-4=(x-1) b:3x-3=6x+1 c:4(5x-3)=x-12 e:2(3-x)=3(2+2x)
Mathématiques
nicocott
Question
Bonsoir,Des Equations :
a:3x-4=(x-1)
b:3x-3=6x+1
c:4(5x-3)=x-12
e:2(3-x)=3(2+2x)
a:3x-4=(x-1)
b:3x-3=6x+1
c:4(5x-3)=x-12
e:2(3-x)=3(2+2x)
1 Réponse
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1. Réponse Anonyme
a- 3x - x = -1 +4
a- 2x = 3
x= 3/2
x = 1.5
b - 3x - 6x = 1 +3
- 3x = 4
x = 4/-3
c- 20x - 12 = x -12
20x -x = -12 +12
19x = 0
x = 0/19 = 0
e- 6 - 2x = 6 + 6x
6 - 6 = 6x + 2x
0 = 8x
x = 0/8 = 0