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 = 10, x − y = 0 → x = ____, y = ____
- 6x + 8y = 74, x = 7 → y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- 7x + 2y = 39, x = 3 → y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- x + y = 14, x − y = 4 → x = ____, y = ____
- 9x + 2y = 29, x = 3 → y = ____
- x + y = 4, x − y = 0 → x = ____, y = ____
- 3x + 9y = 84, x = 4 → y = ____
- x + y = 13, x − y = 3 → x = ____, y = ____
- 6x + 6y = 54, x = 7 → y = ____
- x + y = 9, x − y = -5 → x = ____, y = ____
- x + y = 13, x − y = 5 → x = ____, y = ____
- 2x + 8y = 40, x = 8 → y = ____
- 3x + 9y = 99, x = 9 → y = ____
- 3x + 6y = 45, x = 7 → y = ____
- x + y = 7, x − y = 5 → x = ____, y = ____
- 3x + 5y = 61, x = 7 → y = ____
- x + y = 5, x − y = -1 → x = ____, y = ____
- 3x + 5y = 57, x = 4 → y = ____