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 = 17, x − y = 1 → x = ____, y = ____
- x + y = 10, x − y = -6 → x = ____, y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- 7x + 9y = 119, x = 8 → y = ____
- 2x + 6y = 30, x = 9 → y = ____
- 3x + 7y = 38, x = 1 → y = ____
- 9x + 8y = 67, x = 3 → y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- x + y = 4, x − y = 0 → x = ____, y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____
- 1x + 6y = 17, x = 5 → y = ____
- 1x + 5y = 10, x = 5 → y = ____
- 4x + 8y = 60, x = 5 → y = ____
- 5x + 4y = 76, x = 8 → y = ____
- 4x + 5y = 50, x = 5 → y = ____
- 6x + 7y = 68, x = 9 → y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- 3x + 8y = 39, x = 5 → y = ____
- 7x + 8y = 107, x = 5 → y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____