👤

Sagot :

BRLVX

Bonjour,

a) 4x + 5 < 3x +1

4x - 3x < 1 - 5

x < -4

b) -3x + 5 > 2x + 12

5 - 12 > 2x + 3x

- 7 > 5x

x < -7/5

c) 6(x+1) - 2 < 5

6x + 6 - 2 <5

6x + 4 < 5

6x < 5 - 4

6x < 1

x < 1/6

d) 0,5x + 2 > 0,25x - 3

0,5x - 0,25x > - 3 - 2

0,25x > - 5

x > - 20

© 2024 IDNLearn. All rights reserved.