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 = 8, x − y = 2 → x = ____, y = ____
- 8x + 4y = 48, x = 4 → y = ____
- x + y = 4, x − y = 0 → x = ____, y = ____
- 6x + 9y = 21, x = 2 → y = ____
- x + y = 17, x − y = 1 → x = ____, y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- 3x + 6y = 57, x = 1 → y = ____
- 8x + 5y = 28, x = 1 → y = ____
- 9x + 3y = 33, x = 2 → y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- 1x + 2y = 16, x = 8 → y = ____
- 6x + 3y = 66, x = 8 → y = ____
- 6x + 3y = 72, x = 8 → y = ____
- 9x + 3y = 81, x = 6 → y = ____
- 1x + 7y = 21, x = 7 → y = ____
- 3x + 3y = 21, x = 3 → y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- 2x + 3y = 17, x = 1 → y = ____
- 5x + 3y = 8, x = 1 → y = ____
- 4x + 9y = 74, x = 5 → y = ____