April 2023 1 21 Report
Résoudre les équations suivantes :

a) 5 - 2 x = 7 + 3 x
b) ( 8 x – 10 ) ( 12 – 3 x ) = 0
c) 20 x = 8 x ²

d) 121 x ² = 9
e) 49 x ² + 28 x = - 4
f) 100 – 20 x + x ² = 0

g) 16 x ² + 36 = 48 x
h) 81 x ² = 64
i) ( - 5 x + 9 ) ² = 25

j) - 8 - x = 1 + 4 x
k) ( 3 x + 2 ) ² - ( 4 x + 13 ) ² = 0
l) 9 ( 3 - x ) = x + 5 – 7 x
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