February 2021 0 126 Report
Compléter avec l'expression qui convient. a) -3a +......= 10a. b) 5a × (.......) = -15a
c) ...... - 5a = -12a. d) -7a × (.......) = -21a²
e) 6 × (......) = -30a² f) ....... -8a = +12a

Merci :-)
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