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 = 9, x − y = -5 → x = ____, y = ____
- 5x + 5y = 50, x = 5 → y = ____
- 3x + 7y = 10, x = 1 → y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- 1x + 7y = 36, x = 1 → y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- 4x + 1y = 13, x = 2 → y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- 8x + 7y = 79, x = 9 → y = ____
- 1x + 8y = 10, x = 2 → y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- x + y = 8, x − y = 4 → x = ____, y = ____
- 5x + 3y = 41, x = 7 → y = ____
- 2x + 4y = 24, x = 8 → y = ____
- 7x + 8y = 111, x = 9 → y = ____
- 5x + 3y = 54, x = 6 → y = ____
- 9x + 1y = 31, x = 3 → y = ____
- 3x + 1y = 14, x = 2 → y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- 6x + 4y = 26, x = 3 → y = ____