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
- 3x + 6y = 63, x = 9 → y = ____
- 5x + 2y = 23, x = 1 → y = ____
- x + y = 14, x − y = -2 → x = ____, y = ____
- 3x + 8y = 19, x = 1 → y = ____
- 8x + 2y = 66, x = 8 → y = ____
- 2x + 5y = 36, x = 3 → y = ____
- 8x + 3y = 22, x = 2 → y = ____
- 3x + 6y = 12, x = 2 → y = ____
- x + y = 11, x − y = 3 → x = ____, y = ____
- 9x + 7y = 83, x = 3 → y = ____
- 7x + 6y = 84, x = 6 → y = ____
- x + y = 10, x − y = 0 → x = ____, y = ____
- 2x + 7y = 49, x = 7 → y = ____
- 6x + 1y = 10, x = 1 → y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- x + y = 11, x − y = -1 → x = ____, y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 9x + 5y = 86, x = 9 → y = ____
- 4x + 7y = 47, x = 3 → y = ____
- x + y = 17, x − y = -1 → x = ____, y = ____