February 2021 0 175 Report
Dans les exercices 115 à 118, résoudre dans R chacune des équations.
115 a. 7x - (x + 2) = x - 3
b. 1 - 3x – 1=0
5
116 a.
4x + 3 = 2x-1
b.
5 3x + 4 = x
5
6
6 4
117 a. (3x + 9) (4x - 2) = 0
b. (5x + 1) (3 - 2x) = 0

Svp je n’y arrive pas
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