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 + 3y = 30, x = 3 → y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- 4x + 4y = 44, x = 4 → y = ____
- x + y = 11, x − y = -3 → x = ____, y = ____
- 9x + 7y = 123, x = 9 → y = ____
- x + y = 6, x − y = 0 → x = ____, y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- 5x + 1y = 49, x = 9 → y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- 8x + 9y = 49, x = 5 → y = ____
- 4x + 6y = 66, x = 6 → y = ____
- 7x + 1y = 50, x = 6 → y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____
- 5x + 1y = 53, x = 9 → y = ____
- 4x + 3y = 43, x = 7 → y = ____
- x + y = 9, x − y = -5 → x = ____, y = ____
- 6x + 9y = 126, x = 9 → y = ____
- x + y = 6, x − y = 4 → x = ____, y = ____