Sagot :
x/6-2(x-1)/6=3(x-2)/6
x-2x+2=3x-6
x-2x-3x=-6-2
-4x=-8
x=8/2 x=4
2(2x-3)/10=5(x-5)/10
4x-6=5x-25
4x-5x=-25+6
-x=-19 x=19
x-2x+2=3x-6
x-2x-3x=-6-2
-4x=-8
x=8/2 x=4
2(2x-3)/10=5(x-5)/10
4x-6=5x-25
4x-5x=-25+6
-x=-19 x=19
Bonsoir
Tu mets au même dénominateur commun
x/6 - (x-1)/3 = (x-2)/2
= x/6 - (2x -2)/6 = (3x-6)6
= x -2x +2= 3x -6
x -2x -3x = -6 -2
-4x = -8
x = 2
(2x-3)/5 = (x-5)/2
= (4x-6)/10 = (5x -25)/10
4x -6 = 5x -25
4x -5x = -25 +6
-x = - 19
x = 19
Tu mets au même dénominateur commun
x/6 - (x-1)/3 = (x-2)/2
= x/6 - (2x -2)/6 = (3x-6)6
= x -2x +2= 3x -6
x -2x -3x = -6 -2
-4x = -8
x = 2
(2x-3)/5 = (x-5)/2
= (4x-6)/10 = (5x -25)/10
4x -6 = 5x -25
4x -5x = -25 +6
-x = - 19
x = 19