Sagot :

loulakar

bonsoir

résoudre 18-3x=5x​

18 = 5x + 3x

18 = 8x

x = 18/8

x = (2 * 9)/(2 * 4)

x = 9/4

Vins

bonsoir

18 - 3 x = 5 x

- 3 x - 5 x = - 18

- 8 x = - 18

x = 18/8 = 9 /4