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 = 14, x − y = -4 → x = ____, y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- 9x + 7y = 81, x = 2 → y = ____
- 8x + 2y = 42, x = 5 → y = ____
- 6x + 6y = 78, x = 9 → y = ____
- x + y = 7, x − y = -5 → x = ____, y = ____
- 2x + 8y = 58, x = 1 → y = ____
- 5x + 1y = 42, x = 8 → y = ____
- 5x + 2y = 52, x = 8 → y = ____
- x + y = 13, x − y = 3 → x = ____, y = ____
- 2x + 1y = 16, x = 6 → y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- 1x + 2y = 27, x = 9 → y = ____
- 5x + 8y = 96, x = 8 → y = ____
- 2x + 3y = 28, x = 5 → y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- 3x + 4y = 15, x = 1 → y = ____
- x + y = 16, x − y = 2 → x = ____, y = ____
- 8x + 7y = 81, x = 4 → y = ____
- 2x + 4y = 30, x = 3 → y = ____