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 = 6 → x = ____, y = ____
- 3x + 4y = 43, x = 9 → y = ____
- 9x + 1y = 43, x = 4 → y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- 2x + 2y = 26, x = 6 → y = ____
- x + y = 10, x − y = 4 → x = ____, y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- 3x + 9y = 54, x = 9 → y = ____
- x + y = 11, x − y = 3 → x = ____, y = ____
- 2x + 7y = 81, x = 9 → y = ____
- 6x + 7y = 84, x = 7 → y = ____
- 3x + 6y = 27, x = 5 → y = ____
- 6x + 3y = 60, x = 9 → y = ____
- x + y = 4, x − y = 0 → x = ____, y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- 9x + 1y = 52, x = 5 → y = ____
- 7x + 4y = 23, x = 1 → y = ____
- 6x + 4y = 40, x = 2 → y = ____
- 6x + 9y = 126, x = 9 → y = ____
- 8x + 3y = 99, x = 9 → y = ____