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
- 2x + 8y = 14, x = 3 → y = ____
- 5x + 9y = 90, x = 9 → y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- 9x + 1y = 64, x = 7 → y = ____
- 2x + 9y = 60, x = 3 → y = ____
- x + y = 17, x − y = 1 → x = ____, y = ____
- 9x + 5y = 97, x = 8 → y = ____
- 9x + 2y = 75, x = 7 → y = ____
- 7x + 8y = 52, x = 4 → y = ____
- 6x + 7y = 117, x = 9 → y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- 6x + 6y = 12, x = 1 → y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- 3x + 9y = 87, x = 5 → y = ____
- x + y = 7, x − y = -1 → x = ____, y = ____
- x + y = 13, x − y = 5 → x = ____, y = ____
- 1x + 3y = 15, x = 3 → y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- x + y = 13, x − y = -5 → x = ____, y = ____