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 = 5 → x = ____, y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- x + y = 11, x − y = -1 → x = ____, y = ____
- 4x + 9y = 42, x = 6 → y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- 5x + 6y = 53, x = 7 → y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- 1x + 7y = 65, x = 2 → y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- 9x + 3y = 69, x = 7 → y = ____
- x + y = 8, x − y = 2 → x = ____, y = ____
- x + y = 13, x − y = -5 → x = ____, y = ____
- 2x + 9y = 77, x = 7 → y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- 9x + 5y = 19, x = 1 → y = ____
- 4x + 1y = 26, x = 5 → y = ____
- x + y = 10, x − y = -4 → x = ____, y = ____
- 5x + 8y = 107, x = 7 → y = ____
- 7x + 8y = 75, x = 5 → y = ____