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 = 15, x − y = 3 → x = ____, y = ____
- 9x + 9y = 81, x = 2 → y = ____
- 3x + 9y = 66, x = 4 → y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- 4x + 3y = 29, x = 2 → y = ____
- x + y = 7, x − y = 1 → x = ____, y = ____
- x + y = 16, x − y = -2 → x = ____, y = ____
- 2x + 3y = 38, x = 7 → y = ____
- x + y = 16, x − y = 2 → x = ____, y = ____
- 5x + 6y = 73, x = 5 → y = ____
- 3x + 9y = 69, x = 8 → y = ____
- x + y = 16, x − y = 0 → x = ____, y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- 6x + 3y = 30, x = 3 → y = ____
- 9x + 7y = 39, x = 2 → y = ____
- 1x + 1y = 12, x = 7 → y = ____
- 6x + 7y = 97, x = 8 → y = ____
- 7x + 9y = 50, x = 2 → y = ____
- 8x + 2y = 52, x = 5 → y = ____