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
- 4x + 9y = 81, x = 9 → y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- 8x + 2y = 74, x = 8 → y = ____
- 4x + 5y = 22, x = 3 → y = ____
- x + y = 8, x − y = 4 → x = ____, y = ____
- 2x + 3y = 39, x = 9 → y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- 5x + 3y = 26, x = 4 → y = ____
- 6x + 6y = 42, x = 5 → y = ____
- 2x + 2y = 14, x = 6 → y = ____
- x + y = 10, x − y = -6 → x = ____, y = ____
- 3x + 8y = 46, x = 2 → y = ____
- 1x + 6y = 13, x = 1 → y = ____
- 9x + 5y = 85, x = 5 → y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- 7x + 3y = 33, x = 3 → y = ____
- 8x + 3y = 91, x = 8 → y = ____
- 5x + 4y = 71, x = 7 → y = ____
- 7x + 4y = 45, x = 3 → y = ____
- 7x + 6y = 69, x = 9 → y = ____