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
- 5x + 2y = 47, x = 9 → y = ____
- 4x + 3y = 40, x = 7 → y = ____
- 4x + 5y = 33, x = 2 → y = ____
- 7x + 3y = 59, x = 8 → y = ____
- 4x + 7y = 63, x = 7 → y = ____
- 3x + 2y = 34, x = 8 → y = ____
- x + y = 4, x − y = 0 → x = ____, y = ____
- 1x + 5y = 22, x = 2 → y = ____
- 5x + 1y = 10, x = 1 → y = ____
- 2x + 7y = 46, x = 2 → y = ____
- 5x + 7y = 89, x = 8 → y = ____
- x + y = 6, x − y = 0 → x = ____, y = ____
- x + y = 10, x − y = 6 → x = ____, y = ____
- 4x + 9y = 75, x = 3 → y = ____
- 7x + 4y = 65, x = 7 → y = ____
- 9x + 1y = 60, x = 6 → y = ____
- 6x + 8y = 60, x = 6 → y = ____
- x + y = 7, x − y = 1 → x = ____, y = ____
- 8x + 7y = 99, x = 8 → y = ____
- x + y = 12, x − y = -6 → x = ____, y = ____