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 = 14, x − y = -4 → x = ____, y = ____
- 5x + 7y = 56, x = 7 → y = ____
- 6x + 7y = 92, x = 6 → y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____
- x + y = 5, x − y = -1 → x = ____, y = ____
- 2x + 1y = 25, x = 9 → y = ____
- x + y = 9, x − y = 3 → x = ____, y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- 3x + 6y = 39, x = 5 → y = ____
- 6x + 5y = 46, x = 1 → y = ____
- 9x + 5y = 44, x = 1 → y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- 9x + 8y = 109, x = 5 → y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- 4x + 8y = 56, x = 8 → y = ____
- 5x + 2y = 7, x = 1 → y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- 2x + 1y = 10, x = 2 → y = ____