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
- 2x + 9y = 69, x = 3 → y = ____
- 5x + 2y = 20, x = 2 → y = ____
- x + y = 13, x − y = 3 → x = ____, y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- 8x + 3y = 90, x = 9 → y = ____
- 5x + 3y = 51, x = 6 → y = ____
- 6x + 2y = 20, x = 1 → y = ____
- x + y = 10, x − y = -8 → x = ____, y = ____
- x + y = 11, x − y = -5 → x = ____, y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- 1x + 2y = 15, x = 5 → y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____
- 9x + 4y = 65, x = 5 → y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 2x + 5y = 7, x = 1 → y = ____
- 4x + 3y = 22, x = 4 → y = ____
- x + y = 9, x − y = 3 → x = ____, y = ____
- 9x + 1y = 37, x = 4 → y = ____