Sagot :
bonjour
Lucas = 7 x 4 + 3 x - 5 + 10 x - 2 = 28 - 15 - 20 = -7
Juliette = 13 x 4 + 7 x - 5 = 17
Léna = 9 x 4 + 11 x - 2 = 36 - 22 = 14
Bonjour,
Lucas :
( 7 * 4) - (3* 5) -(10* 2) =
28 -15 -20 = -7
Juliette:
(13* 4) - (7*5) =
52- 35 = 17
Léna:
(9*4 ) - (11* 2) =
36 -22 = 14
Juliette: 17
Léna: 14
Lucas: -7