Systèmes d'équations Feuille de travail
Recommandé pour 8e année — Lycée
Systèmes d'équations Feuille de travail
Nom: ____________________Date: ____________
Instructions: Résolution de systèmes d'équations linéaires par substitution et élimination.
20 problèmes
- x + y = 8, x − y = -4 → x = ____, y = ____
- x + y = 8, x − y = 6 → x = ____, y = ____
- 8x + 5y = 38, x = 1 → y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- 6x + 9y = 78, x = 1 → y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- 8x + 4y = 84, x = 7 → y = ____
- 6x + 9y = 117, x = 6 → y = ____
- 2x + 3y = 31, x = 2 → y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- 8x + 2y = 22, x = 2 → y = ____
- 2x + 4y = 36, x = 8 → y = ____
- 2x + 1y = 8, x = 1 → y = ____
- x + y = 17, x − y = -1 → x = ____, y = ____
- 8x + 4y = 76, x = 9 → y = ____
- 7x + 7y = 49, x = 5 → y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- 5x + 7y = 83, x = 4 → y = ____