je dois resoudre ses equations : 2x-2=2 3z-10=11 1-y=0 4x-12=0 2x-3=0 4x+1=0 2-3x=0
Mathématiques
Amandine00
Question
je dois resoudre ses equations :
2x-2=2
3z-10=11
1-y=0
4x-12=0
2x-3=0
4x+1=0
2-3x=0
2x-2=2
3z-10=11
1-y=0
4x-12=0
2x-3=0
4x+1=0
2-3x=0
2 Réponse
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1. Réponse choune88
2x - 2 = 2
2x = 4
x = 4/2
x = 2
3z - 10 = 11
3z = 11 + 10
3z = 21
z = 21/3
z = 7
1-y = 0
- y = - 1
y = 1
4x - 12 = 0
4x = 12
x = 12/4
x = 3
2x - 3 = 0
2x = 3
x = 3/2
4x + 1 = 0
4x = - 1
x = - 1 / 4
2 - 3x = 0
- 3x = - 2
x = 2/3 -
2. Réponse aureliagln
4x-12=0
4x=12
X= 3
2x-3= 0
2x=3
X= 3sur 2
4x+1 = 0
4x= -1
X =-1 sur 4
2-3x=0
-3x= -2
X= -3sur -2
1-y = 0
Y = 1