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 = 14, x − y = -2 → x = ____, y = ____
- 8x + 8y = 64, x = 7 → y = ____
- 6x + 8y = 102, x = 5 → y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 5x + 6y = 36, x = 6 → y = ____
- x + y = 3, x − y = -1 → x = ____, y = ____
- 9x + 9y = 81, x = 6 → y = ____
- 6x + 4y = 20, x = 2 → y = ____
- 8x + 6y = 90, x = 6 → y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- 5x + 9y = 107, x = 7 → y = ____
- 3x + 9y = 108, x = 9 → y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- 2x + 7y = 49, x = 7 → y = ____
- 9x + 5y = 68, x = 7 → y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- 4x + 5y = 25, x = 5 → y = ____
- 6x + 5y = 27, x = 2 → y = ____
- 9x + 9y = 99, x = 9 → y = ____