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 = -2 → x = ____, y = ____
- 4x + 9y = 72, x = 9 → y = ____
- x + y = 9, x − y = 3 → x = ____, y = ____
- x + y = 16, x − y = 0 → x = ____, y = ____
- 5x + 5y = 85, x = 9 → y = ____
- 9x + 5y = 82, x = 8 → y = ____
- x + y = 10, x − y = 4 → x = ____, y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 9x + 6y = 96, x = 8 → y = ____
- 7x + 4y = 43, x = 1 → y = ____
- 6x + 8y = 44, x = 2 → y = ____
- 3x + 5y = 49, x = 3 → y = ____
- 5x + 8y = 50, x = 2 → y = ____
- x + y = 9, x − y = -5 → x = ____, y = ____
- 5x + 4y = 33, x = 5 → y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- 5x + 4y = 44, x = 4 → y = ____
- 2x + 2y = 12, x = 5 → y = ____
- x + y = 8, x − y = 2 → x = ____, y = ____