Algèbre de 8ième

Résous: 3 + x/3 = -5

• x = -8

• x = -6

• x = -24

• x = 24

Résous: 4 - x/5 = -5

• x = 1

• x = -1

• x = 45

• x = -45

5 + x/10 = 3

• x = 20

• x = -20

• x = -2

• x = 80

2(x - 3) = 12

• x = 9

• x = 4.5

• x = 3

• x = 0

-3(x + 4) = -15

• x = -1

• x = -19

• x = -9

• x = 1

9(-x+3) = 18

• x = 1

• x = -1

• x = -5

• x = 5

-8(9 - z) = 16

• z = -11

• z = 11

• z = 7

• z = -7

18 = 6(x-4)

• x = 7

• x = 1

• x = 1000

• x = -1

4(5x + 1) = 24

• x = -1

• x = 1.4

• x = 5

• x = 1

30 = 2(6 - 3x)

• x = 3

• x = 6

• x = -3

• x = -9