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Sagot :

7x+4 = 3x+2

7x- 3x = 2-4

4x = -2

x = -2/4

x = -1/2

VINS

bonsoir

7 x + 4 = 3 x + 2

7 x - 3 x = 2 - 4

4 x = - 2

x = - 2/4 = - 1/2

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