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 = ____
- 9x + 4y = 105, x = 9 → y = ____
- 6x + 7y = 104, x = 8 → y = ____
- x + y = 14, x − y = -2 → x = ____, y = ____
- 4x + 9y = 75, x = 3 → y = ____
- 1x + 9y = 63, x = 9 → y = ____
- 9x + 7y = 116, x = 9 → y = ____
- 2x + 9y = 59, x = 7 → y = ____
- x + y = 5, x − y = -1 → x = ____, y = ____
- 4x + 4y = 52, x = 9 → y = ____
- 4x + 2y = 34, x = 6 → y = ____
- x + y = 6, x − y = -4 → x = ____, y = ____
- 5x + 5y = 80, x = 7 → y = ____
- 9x + 7y = 70, x = 7 → y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- 9x + 6y = 120, x = 8 → y = ____
- 3x + 1y = 5, x = 1 → y = ____
- x + y = 10, x − y = 4 → x = ____, y = ____
- 5x + 5y = 15, x = 2 → y = ____