Sagot :
Réponse :
Explications étape par étape
x+4=-3 3x=10.5 x/5=-6 -8x=56 3x-5=-11
x=-3-4 x=10.5/3 x=-6*5 x=56/-8 3x=-11+5
x=-7 x=3.5 x=-30 x=-7 x=-6/3
x=-2
7-2x=-3 4x-2=-3x+5
-2x=-3-7 4x+3x=5-2
x=-10/-2 7x=3
x=-5 x=3/7
X + 4 = -3
X = -3-4
X = -7
3x = 10,5
X = 10,5/3
X = 3,5
X/5 = -6
X = -6 x (-5)
X = -30
-8x = 56
-8 x X =56
X = 56/8
X =7
3x-5= -11
3x = -11+5
3x = -6
X = -6/-3
X =2
7-2 x = -3
-2x = -3-7
-2x = -10
-x = -10/2
X =10/2
X = 5
4x-2 = -3x+5
4x + 3x = 5+2
7x = 7
X = -7/7
X = -1
X = -3-4
X = -7
3x = 10,5
X = 10,5/3
X = 3,5
X/5 = -6
X = -6 x (-5)
X = -30
-8x = 56
-8 x X =56
X = 56/8
X =7
3x-5= -11
3x = -11+5
3x = -6
X = -6/-3
X =2
7-2 x = -3
-2x = -3-7
-2x = -10
-x = -10/2
X =10/2
X = 5
4x-2 = -3x+5
4x + 3x = 5+2
7x = 7
X = -7/7
X = -1