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
- 7x + 2y = 79, x = 9 → y = ____
- 4x + 5y = 28, x = 2 → y = ____
- x + y = 13, x − y = -5 → x = ____, y = ____
- 9x + 2y = 68, x = 6 → y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- x + y = 10, x − y = 0 → x = ____, y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- x + y = 10, x − y = 4 → x = ____, y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- 7x + 5y = 29, x = 2 → y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- 2x + 1y = 20, x = 6 → y = ____
- 5x + 5y = 75, x = 9 → y = ____
- x + y = 11, x − y = 3 → x = ____, y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- 2x + 8y = 74, x = 5 → y = ____
- 5x + 4y = 19, x = 3 → y = ____