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
- 8x + 5y = 71, x = 7 → y = ____
- 8x + 7y = 67, x = 4 → y = ____
- 4x + 4y = 40, x = 5 → y = ____
- 1x + 5y = 12, x = 7 → y = ____
- 5x + 6y = 53, x = 1 → y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- x + y = 7, x − y = 3 → x = ____, y = ____
- 7x + 2y = 42, x = 4 → y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- 6x + 3y = 36, x = 5 → y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- 2x + 7y = 65, x = 8 → y = ____
- x + y = 6, x − y = -4 → x = ____, y = ____
- 6x + 3y = 63, x = 8 → y = ____
- x + y = 8, x − y = 6 → x = ____, y = ____
- 5x + 3y = 44, x = 7 → y = ____
- 8x + 1y = 59, x = 7 → y = ____
- x + y = 9, x − y = -5 → x = ____, y = ____
- 3x + 8y = 62, x = 2 → y = ____