Συστήματα Εξισώσεων Φύλλο εργασίας
Συνιστάται για 8η Τάξη — Γυμνάσιο
Συστήματα Εξισώσεων Φύλλο εργασίας
Ονομα: ____________________Ημερομηνία: ____________
Οδηγίες: Επίλυση συστημάτων γραμμικών εξισώσεων με αντικατάσταση και εξάλειψη.
20 προβλήματα
- x + y = 9, x − y = -7 → x = ____, y = ____
- 2x + 5y = 47, x = 1 → y = ____
- 2x + 8y = 86, x = 7 → y = ____
- 5x + 4y = 47, x = 7 → y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- 8x + 7y = 31, x = 3 → y = ____
- 8x + 4y = 60, x = 4 → y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 1x + 2y = 15, x = 1 → y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- 6x + 8y = 76, x = 2 → y = ____
- x + y = 13, x − y = 5 → x = ____, y = ____
- 1x + 6y = 26, x = 2 → y = ____
- 2x + 5y = 43, x = 9 → y = ____
- 9x + 2y = 15, x = 1 → y = ____
- x + y = 9, x − y = -3 → x = ____, y = ____
- 5x + 7y = 36, x = 3 → y = ____
- 9x + 4y = 91, x = 7 → y = ____
- 9x + 2y = 21, x = 1 → y = ____
- 7x + 2y = 28, x = 2 → y = ____