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 + 2y = 30, x = 4 → y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- 4x + 7y = 84, x = 7 → y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- 6x + 1y = 7, x = 1 → y = ____
- 4x + 1y = 30, x = 6 → y = ____
- 2x + 3y = 26, x = 7 → y = ____
- x + y = 2, x − y = 0 → x = ____, y = ____
- x + y = 6, x − y = -4 → x = ____, y = ____
- 6x + 9y = 66, x = 2 → y = ____
- x + y = 5, x − y = 1 → x = ____, y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- 5x + 4y = 81, x = 9 → y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- 6x + 1y = 46, x = 7 → y = ____
- 4x + 6y = 48, x = 6 → y = ____
- 6x + 6y = 42, x = 4 → y = ____
- 8x + 3y = 96, x = 9 → y = ____
- 3x + 9y = 84, x = 7 → y = ____