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 = 3, x − y = 1 → x = ____, y = ____
- 1x + 6y = 50, x = 8 → y = ____
- 3x + 1y = 31, x = 9 → y = ____
- 7x + 7y = 49, x = 4 → y = ____
- x + y = 11, x − y = -5 → x = ____, y = ____
- 4x + 9y = 58, x = 1 → y = ____
- 1x + 2y = 10, x = 4 → y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- 7x + 5y = 73, x = 4 → y = ____
- 4x + 6y = 26, x = 2 → y = ____
- 7x + 3y = 59, x = 5 → y = ____
- 2x + 9y = 65, x = 1 → y = ____
- 7x + 8y = 77, x = 3 → y = ____
- 3x + 2y = 31, x = 9 → y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 6x + 7y = 39, x = 3 → y = ____
- x + y = 17, x − y = -1 → x = ____, y = ____
- 3x + 9y = 48, x = 1 → y = ____
- 5x + 4y = 45, x = 5 → y = ____
- 1x + 5y = 12, x = 7 → y = ____