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
- 7x + 3y = 59, x = 5 → y = ____
- 1x + 3y = 8, x = 2 → y = ____
- x + y = 17, x − y = -1 → x = ____, y = ____
- x + y = 11, x − y = -5 → x = ____, y = ____
- 9x + 4y = 109, x = 9 → y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- 1x + 9y = 84, x = 3 → y = ____
- 4x + 6y = 26, x = 2 → y = ____
- 9x + 8y = 42, x = 2 → y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 5x + 1y = 21, x = 3 → y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- 1x + 4y = 17, x = 5 → y = ____
- 6x + 7y = 67, x = 3 → y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- 9x + 8y = 136, x = 8 → y = ____
- 3x + 7y = 31, x = 8 → y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- 8x + 4y = 92, x = 8 → y = ____
- 8x + 3y = 66, x = 6 → y = ____