Bonsoir,
1)
1 +x+1 +3x -2 = 2( 2x-1 + 3x-5)
4x =4x-2 +6x -10
4x = 10x -12
2)
12 = 10x - 4x
12 = 6x
6x= 12
x= 12/6
x= 2
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Bonsoir,
1)
1 +x+1 +3x -2 = 2( 2x-1 + 3x-5)
4x =4x-2 +6x -10
4x = 10x -12
2)
12 = 10x - 4x
12 = 6x
6x= 12
x= 12/6
x= 2