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 = 13, x − y = 1 → x = ____, y = ____
- 4x + 2y = 40, x = 7 → y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- x + y = 5, x − y = 1 → x = ____, y = ____
- 3x + 7y = 74, x = 6 → y = ____
- 6x + 8y = 92, x = 6 → y = ____
- 7x + 3y = 42, x = 3 → y = ____
- 9x + 5y = 37, x = 3 → y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- 3x + 3y = 42, x = 8 → y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____
- 3x + 3y = 30, x = 5 → y = ____
- 8x + 7y = 45, x = 3 → y = ____
- 7x + 8y = 105, x = 7 → y = ____
- 8x + 1y = 38, x = 4 → y = ____
- 5x + 3y = 33, x = 3 → y = ____
- x + y = 16, x − y = 2 → x = ____, y = ____
- x + y = 2, x − y = 0 → x = ____, y = ____
- 6x + 9y = 36, x = 3 → y = ____