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 = 5, x − y = 3 → x = ____, y = ____
- 5x + 3y = 43, x = 8 → y = ____
- x + y = 5, x − y = -1 → x = ____, y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- 4x + 8y = 40, x = 6 → y = ____
- 9x + 5y = 85, x = 5 → y = ____
- 8x + 4y = 72, x = 7 → y = ____
- x + y = 2, x − y = 0 → x = ____, y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- x + y = 13, x − y = -5 → x = ____, y = ____
- 9x + 2y = 46, x = 4 → y = ____
- 8x + 9y = 89, x = 1 → y = ____
- 4x + 6y = 30, x = 6 → y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- 2x + 9y = 25, x = 8 → y = ____
- x + y = 8, x − y = 4 → x = ____, y = ____
- x + y = 10, x − y = 6 → x = ____, y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- 3x + 3y = 12, x = 1 → y = ____