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
- 8x + 7y = 120, x = 8 → y = ____
- 6x + 7y = 54, x = 2 → y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____
- 4x + 5y = 23, x = 2 → y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- x + y = 9, x − y = -3 → x = ____, y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- x + y = 8, x − y = 6 → x = ____, y = ____
- 8x + 7y = 97, x = 6 → y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- 2x + 8y = 44, x = 6 → y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- x + y = 6, x − y = 0 → x = ____, y = ____
- 6x + 9y = 114, x = 7 → y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- 5x + 6y = 34, x = 2 → y = ____
- 7x + 1y = 15, x = 2 → y = ____
- 5x + 5y = 80, x = 8 → y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- 5x + 3y = 31, x = 5 → y = ____