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 = 10, x − y = 6 → x = ____, y = ____
- 6x + 6y = 66, x = 7 → y = ____
- 5x + 5y = 80, x = 7 → y = ____
- 7x + 1y = 30, x = 3 → y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- 4x + 9y = 21, x = 3 → y = ____
- x + y = 2, x − y = 0 → x = ____, y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- x + y = 11, x − y = -1 → x = ____, y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- 5x + 6y = 39, x = 3 → y = ____
- x + y = 14, x − y = -2 → x = ____, y = ____
- 4x + 5y = 64, x = 6 → y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- 7x + 4y = 29, x = 3 → y = ____
- 2x + 7y = 39, x = 9 → y = ____
- x + y = 5, x − y = -1 → x = ____, y = ____
- 7x + 1y = 63, x = 8 → y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____