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 = 12, x − y = 6 → x = ____, y = ____
- 9x + 6y = 105, x = 7 → y = ____
- x + y = 8, x − y = 2 → x = ____, y = ____
- x + y = 12, x − y = -6 → x = ____, y = ____
- 4x + 8y = 24, x = 4 → y = ____
- x + y = 8, x − y = 6 → x = ____, y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- 8x + 1y = 57, x = 7 → y = ____
- 3x + 3y = 39, x = 6 → y = ____
- 2x + 9y = 23, x = 7 → y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____
- 4x + 4y = 44, x = 6 → y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- x + y = 9, x − y = -5 → x = ____, y = ____
- 2x + 9y = 95, x = 7 → y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- x + y = 14, x − y = -2 → x = ____, y = ____
- x + y = 7, x − y = 1 → x = ____, y = ____
- 3x + 4y = 42, x = 6 → y = ____
- 6x + 6y = 90, x = 9 → y = ____