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 = 16, x − y = -2 → x = ____, y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____
- x + y = 14, x − y = 4 → x = ____, y = ____
- 3x + 4y = 50, x = 6 → y = ____
- 9x + 9y = 63, x = 1 → y = ____
- 5x + 5y = 70, x = 5 → y = ____
- 2x + 5y = 20, x = 5 → y = ____
- 1x + 8y = 51, x = 3 → y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- x + y = 11, x − y = -1 → x = ____, y = ____
- 4x + 8y = 76, x = 5 → y = ____
- 7x + 9y = 98, x = 5 → y = ____
- 4x + 7y = 22, x = 2 → y = ____
- x + y = 8, x − y = 4 → x = ____, y = ____
- x + y = 14, x − y = -4 → x = ____, y = ____
- 4x + 5y = 67, x = 8 → y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- 9x + 3y = 93, x = 8 → y = ____
- 7x + 9y = 88, x = 1 → y = ____
- 5x + 3y = 16, x = 2 → y = ____