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 = 17, x − y = 1 → x = ____, y = ____
- x + y = 8, x − y = 6 → x = ____, y = ____
- 6x + 5y = 79, x = 9 → y = ____
- 2x + 9y = 27, x = 9 → y = ____
- 3x + 5y = 72, x = 9 → y = ____
- 6x + 4y = 16, x = 2 → y = ____
- 6x + 6y = 60, x = 4 → y = ____
- 6x + 9y = 99, x = 9 → y = ____
- 4x + 3y = 38, x = 5 → y = ____
- 4x + 5y = 27, x = 3 → y = ____
- x + y = 7, x − y = 3 → x = ____, y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- 7x + 7y = 49, x = 5 → y = ____
- 8x + 6y = 62, x = 4 → y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- x + y = 11, x − y = -3 → x = ____, y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- 5x + 6y = 65, x = 7 → y = ____
- x + y = 11, x − y = -1 → x = ____, y = ____