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 = -2 → x = ____, y = ____
- 3x + 4y = 28, x = 4 → y = ____
- 8x + 6y = 54, x = 3 → y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- 5x + 3y = 25, x = 2 → y = ____
- 6x + 6y = 42, x = 1 → y = ____
- 4x + 2y = 26, x = 5 → y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- 4x + 2y = 40, x = 6 → y = ____
- 7x + 4y = 78, x = 6 → y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- 5x + 2y = 16, x = 2 → y = ____
- 4x + 9y = 104, x = 8 → y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- 6x + 7y = 87, x = 4 → y = ____
- 1x + 9y = 64, x = 1 → y = ____
- 3x + 7y = 35, x = 7 → y = ____
- x + y = 11, x − y = -3 → x = ____, y = ____