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 = 4, x − y = -2 → x = ____, y = ____
- 2x + 2y = 8, x = 2 → y = ____
- 5x + 5y = 20, x = 2 → y = ____
- 3x + 4y = 35, x = 1 → y = ____
- 8x + 2y = 68, x = 8 → y = ____
- 7x + 2y = 71, x = 9 → y = ____
- 5x + 3y = 67, x = 8 → y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- 8x + 5y = 77, x = 9 → y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- 7x + 7y = 84, x = 6 → y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- 8x + 7y = 62, x = 6 → y = ____
- 2x + 8y = 52, x = 6 → y = ____
- 2x + 8y = 20, x = 6 → y = ____
- 6x + 2y = 50, x = 8 → y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- 4x + 3y = 25, x = 1 → y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- x + y = 12, x − y = -6 → x = ____, y = ____