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
- 7x + 9y = 76, x = 7 → y = ____
- 3x + 9y = 66, x = 7 → y = ____
- 2x + 8y = 72, x = 4 → y = ____
- 6x + 3y = 48, x = 7 → y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- x + y = 7, x − y = -1 → x = ____, y = ____
- 6x + 1y = 21, x = 3 → y = ____
- x + y = 14, x − y = -2 → x = ____, y = ____
- 7x + 4y = 45, x = 3 → y = ____
- 4x + 1y = 20, x = 3 → y = ____
- 4x + 5y = 44, x = 6 → y = ____
- 3x + 8y = 50, x = 6 → y = ____
- x + y = 7, x − y = 5 → x = ____, y = ____
- 5x + 2y = 9, x = 1 → y = ____
- 6x + 5y = 48, x = 3 → y = ____
- x + y = 13, x − y = -5 → x = ____, y = ____