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 = 7, x − y = 1 → x = ____, y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- 5x + 9y = 42, x = 3 → y = ____
- 2x + 9y = 76, x = 2 → y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 2x + 3y = 22, x = 8 → y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- 6x + 1y = 59, x = 9 → y = ____
- 7x + 4y = 39, x = 5 → y = ____
- 1x + 1y = 15, x = 6 → y = ____
- 9x + 2y = 91, x = 9 → y = ____
- 8x + 3y = 74, x = 7 → y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- 2x + 3y = 34, x = 8 → y = ____
- 4x + 6y = 34, x = 7 → y = ____
- 1x + 4y = 17, x = 9 → y = ____
- 1x + 1y = 9, x = 7 → y = ____
- x + y = 14, x − y = -4 → x = ____, y = ____
- 3x + 1y = 8, x = 2 → y = ____