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 = 5, x − y = -1 → x = ____, y = ____
- 9x + 7y = 78, x = 4 → y = ____
- 9x + 6y = 129, x = 9 → y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- x + y = 11, x − y = -3 → x = ____, y = ____
- 8x + 3y = 64, x = 5 → y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- 2x + 6y = 58, x = 5 → y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- 3x + 7y = 50, x = 5 → y = ____
- 6x + 4y = 82, x = 9 → y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- 4x + 8y = 96, x = 8 → y = ____
- 2x + 1y = 20, x = 8 → y = ____
- 2x + 8y = 76, x = 6 → y = ____
- x + y = 14, x − y = -2 → x = ____, y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- x + y = 4, x − y = 0 → x = ____, y = ____
- x + y = 2, x − y = 0 → x = ____, y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____