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 = 2 → x = ____, y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- 8x + 3y = 47, x = 4 → y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- 4x + 9y = 42, x = 6 → y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- 8x + 5y = 53, x = 6 → y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- 1x + 9y = 90, x = 9 → y = ____
- 9x + 3y = 36, x = 3 → y = ____
- x + y = 6, x − y = 0 → x = ____, y = ____
- 9x + 6y = 117, x = 9 → y = ____
- x + y = 12, x − y = -6 → x = ____, y = ____
- 1x + 7y = 52, x = 3 → y = ____
- x + y = 17, x − y = 1 → x = ____, y = ____
- 9x + 6y = 114, x = 8 → y = ____
- 9x + 3y = 12, x = 1 → y = ____
- 4x + 6y = 52, x = 4 → y = ____