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 = 3, x − y = 1 → x = ____, y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 2x + 4y = 50, x = 7 → y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- 3x + 9y = 81, x = 9 → y = ____
- x + y = 17, x − y = -1 → x = ____, y = ____
- 1x + 9y = 77, x = 5 → y = ____
- 5x + 1y = 40, x = 7 → y = ____
- 5x + 9y = 75, x = 6 → y = ____
- x + y = 13, x − y = -5 → x = ____, y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- 4x + 2y = 12, x = 2 → y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- 4x + 3y = 41, x = 5 → y = ____
- 1x + 2y = 15, x = 3 → y = ____