February 2021 0 111 Report
Bonjour, EX 36 page 142 transmath 3e

Consigne: résoudre le système à la main, puis vérifier à la calculatrice.

a. x-3y = -17
2x+4y = 6

b. 2a+3b = -2
4a+b = 6

Merci d'avance.

19 pts.
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