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 = 8, x − y = 6 → x = ____, y = ____
- 4x + 9y = 46, x = 7 → y = ____
- x + y = 11, x − y = -1 → x = ____, y = ____
- 4x + 9y = 47, x = 5 → y = ____
- 7x + 5y = 78, x = 9 → y = ____
- 6x + 9y = 87, x = 1 → y = ____
- 6x + 1y = 37, x = 6 → y = ____
- 6x + 9y = 111, x = 8 → y = ____
- 9x + 7y = 23, x = 1 → y = ____
- 3x + 5y = 46, x = 2 → y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- 8x + 1y = 54, x = 6 → y = ____
- 1x + 4y = 45, x = 9 → y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- 5x + 7y = 56, x = 7 → y = ____
- 9x + 9y = 36, x = 1 → y = ____
- x + y = 5, x − y = -1 → x = ____, y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- x + y = 10, x − y = -4 → x = ____, y = ____