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
- 7x + 4y = 47, x = 5 → y = ____
- 6x + 3y = 21, x = 2 → y = ____
- 5x + 6y = 75, x = 9 → y = ____
- 2x + 3y = 11, x = 4 → y = ____
- 3x + 7y = 37, x = 3 → y = ____
- x + y = 11, x − y = -5 → x = ____, y = ____
- 4x + 3y = 17, x = 2 → y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- x + y = 13, x − y = 3 → x = ____, y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- 4x + 8y = 80, x = 2 → y = ____
- x + y = 14, x − y = -2 → x = ____, y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- x + y = 8, x − y = 6 → x = ____, y = ____
- 2x + 4y = 42, x = 9 → y = ____
- 2x + 8y = 56, x = 4 → y = ____
- 4x + 5y = 51, x = 9 → y = ____
- 2x + 2y = 30, x = 6 → y = ____
- x + y = 16, x − y = 0 → x = ____, y = ____