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 = 9, x − y = -5 → x = ____, y = ____
- 9x + 1y = 77, x = 8 → y = ____
- 6x + 5y = 46, x = 6 → y = ____
- 7x + 2y = 43, x = 5 → y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- x + y = 16, x − y = 0 → x = ____, y = ____
- 5x + 2y = 49, x = 7 → y = ____
- 5x + 6y = 65, x = 7 → y = ____
- x + y = 8, x − y = 4 → x = ____, y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- 3x + 9y = 18, x = 3 → y = ____
- x + y = 11, x − y = -5 → x = ____, y = ____
- x + y = 10, x − y = 0 → x = ____, y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- 6x + 6y = 48, x = 4 → y = ____
- 3x + 9y = 66, x = 1 → y = ____
- 9x + 6y = 117, x = 7 → y = ____
- 2x + 1y = 15, x = 5 → y = ____
- 9x + 8y = 136, x = 8 → y = ____