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 = ____
- 9x + 8y = 105, x = 9 → y = ____
- 3x + 9y = 75, x = 7 → y = ____
- 9x + 5y = 84, x = 6 → y = ____
- 9x + 5y = 51, x = 4 → y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- x + y = 16, x − y = -2 → x = ____, y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- x + y = 9, x − y = -3 → x = ____, y = ____
- 7x + 2y = 16, x = 2 → y = ____
- 6x + 9y = 90, x = 9 → y = ____
- x + y = 7, x − y = 1 → x = ____, y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- x + y = 13, x − y = -5 → x = ____, y = ____
- 3x + 3y = 33, x = 3 → y = ____
- 4x + 4y = 16, x = 3 → y = ____
- x + y = 7, x − y = -1 → x = ____, y = ____