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 = 11, x − y = 3 → x = ____, y = ____
- 6x + 8y = 70, x = 1 → y = ____
- 4x + 3y = 34, x = 7 → y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- 9x + 9y = 108, x = 3 → y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 7x + 8y = 89, x = 7 → y = ____
- 4x + 8y = 80, x = 8 → y = ____
- x + y = 16, x − y = -2 → x = ____, y = ____
- 9x + 7y = 137, x = 9 → y = ____
- 8x + 7y = 46, x = 4 → y = ____
- x + y = 9, x − y = 3 → x = ____, y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 2x + 9y = 13, x = 2 → y = ____
- 5x + 9y = 37, x = 2 → y = ____