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Sagot :

Réponse :

bonsoir

1.

a. X=-2

b. X=3

c. x=5

d. x=9

e. x=-8

2.  

a. x=7/2

b.x=-2/7

c.x=-4/3

d.x=5

e.x=4

3. x=-9/2

b.x=5/4

c.x=7/6

d.x=-8/3

e.x=-7

f.x=0.5

g.x=1/7

h.x=-1

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