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
- 9x + 4y = 99, x = 7 → y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- x + y = 9, x − y = -3 → x = ____, y = ____
- x + y = 13, x − y = 5 → x = ____, y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- 5x + 9y = 77, x = 1 → y = ____
- x + y = 16, x − y = -2 → x = ____, y = ____
- 8x + 1y = 41, x = 4 → y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- 6x + 1y = 55, x = 8 → y = ____
- x + y = 10, x − y = 4 → x = ____, y = ____
- x + y = 10, x − y = -2 → x = ____, y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- 3x + 1y = 36, x = 9 → y = ____
- 1x + 7y = 15, x = 1 → y = ____
- 1x + 6y = 24, x = 6 → y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____
- 4x + 1y = 26, x = 6 → y = ____
- 5x + 3y = 22, x = 2 → y = ____