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 = 8, x − y = 2 → x = ____, y = ____
- 5x + 4y = 19, x = 3 → y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 3x + 5y = 47, x = 4 → y = ____
- x + y = 11, x − y = -3 → x = ____, y = ____
- 4x + 2y = 46, x = 8 → y = ____
- 6x + 2y = 32, x = 3 → y = ____
- 3x + 4y = 55, x = 9 → y = ____
- 2x + 9y = 49, x = 2 → y = ____
- 9x + 5y = 43, x = 2 → y = ____
- x + y = 10, x − y = -2 → x = ____, y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- 7x + 6y = 86, x = 8 → y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- 9x + 3y = 57, x = 6 → y = ____
- 8x + 3y = 63, x = 6 → y = ____