Sistemas de ecuaciones Worksheet
Recommended for octavo grado — Escuela secundaria
Sistemas de ecuaciones Worksheet
Name: ____________________Date: ____________
Instructions: Resolución de sistemas de ecuaciones lineales por sustitución y eliminación.
20 problems
- x + y = 12, x − y = 4 → x = ____, y = ____
- 5x + 6y = 84, x = 6 → y = ____
- x + y = 10, x − y = 4 → x = ____, y = ____
- 4x + 8y = 36, x = 7 → y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- 3x + 3y = 18, x = 3 → y = ____
- 7x + 9y = 86, x = 2 → y = ____
- 7x + 8y = 52, x = 4 → y = ____
- x + y = 4, x − y = 0 → x = ____, y = ____
- 6x + 5y = 76, x = 6 → y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- x + y = 9, x − y = -3 → x = ____, y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- 7x + 4y = 60, x = 8 → y = ____
- 7x + 8y = 119, x = 9 → y = ____
- x + y = 14, x − y = 4 → x = ____, y = ____
- 5x + 7y = 60, x = 5 → y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- 9x + 3y = 57, x = 4 → y = ____