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 + 7y = 63, x = 1 → y = ____
- 9x + 4y = 87, x = 7 → y = ____
- 5x + 5y = 70, x = 6 → y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- 9x + 2y = 95, x = 9 → y = ____
- 9x + 9y = 72, x = 7 → y = ____
- x + y = 7, x − y = -5 → x = ____, y = ____
- 7x + 2y = 46, x = 4 → y = ____
- 8x + 4y = 84, x = 6 → y = ____
- x + y = 16, x − y = 2 → x = ____, y = ____
- 3x + 6y = 45, x = 7 → y = ____
- 3x + 9y = 72, x = 9 → y = ____
- 4x + 7y = 46, x = 8 → y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- 2x + 7y = 28, x = 7 → y = ____
- 9x + 3y = 108, x = 9 → y = ____
- 9x + 4y = 58, x = 6 → y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- 5x + 7y = 29, x = 3 → y = ____