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4 - (3x + 1) = 3(x + 5)
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Sagot :

Bonjour,

4 - (3x + 1) = 3(x + 5)

4-3x -1 =3x+15

4-1 -15 = 3x +3x

-12 = 6x

x= -12/6

x = -2

VINS

bonjour

[tex]4 - 3 x - 1 = 3 x + 15\\\\- 3 x - 3 x = 15 + 1 - 4 \\\\- 6 x = 12\\x = - 2 \\\\[/tex]