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 = 3, x − y = -1 → x = ____, y = ____
- x + y = 10, x − y = 4 → x = ____, y = ____
- 3x + 2y = 23, x = 7 → y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- x + y = 14, x − y = 2 → x = ____, y = ____
- 5x + 7y = 59, x = 9 → y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- 7x + 7y = 70, x = 7 → y = ____
- 5x + 4y = 57, x = 9 → y = ____
- x + y = 17, x − y = -1 → x = ____, y = ____
- 9x + 3y = 24, x = 2 → y = ____
- 4x + 8y = 88, x = 4 → y = ____
- x + y = 5, x − y = -1 → x = ____, y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 9x + 4y = 41, x = 1 → y = ____
- 9x + 8y = 65, x = 1 → y = ____
- x + y = 16, x − y = 2 → x = ____, y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____