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 + 6y = 74, x = 5 → y = ____
- x + y = 14, x − y = -2 → x = ____, y = ____
- 8x + 5y = 62, x = 4 → y = ____
- 7x + 5y = 74, x = 7 → y = ____
- 8x + 1y = 28, x = 3 → y = ____
- 8x + 7y = 38, x = 3 → y = ____
- 4x + 7y = 84, x = 7 → y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- x + y = 7, x − y = -5 → x = ____, y = ____
- 9x + 6y = 63, x = 3 → y = ____
- 6x + 5y = 45, x = 5 → y = ____
- 9x + 9y = 108, x = 4 → y = ____
- 8x + 5y = 59, x = 3 → y = ____
- 5x + 5y = 65, x = 8 → y = ____
- 9x + 3y = 42, x = 4 → y = ____
- 6x + 8y = 28, x = 2 → y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- x + y = 10, x − y = -4 → x = ____, y = ____
- 1x + 1y = 14, x = 8 → y = ____
- 9x + 3y = 75, x = 6 → y = ____