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 = 4, x − y = -2 → x = ____, y = ____
- x + y = 5, x − y = 1 → x = ____, y = ____
- x + y = 9, x − y = -5 → x = ____, y = ____
- x + y = 7, x − y = -5 → x = ____, y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- 6x + 7y = 103, x = 9 → y = ____
- 9x + 3y = 63, x = 4 → y = ____
- 1x + 9y = 45, x = 9 → y = ____
- 1x + 8y = 37, x = 5 → y = ____
- x + y = 7, x − y = 5 → x = ____, y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- 3x + 7y = 43, x = 5 → y = ____
- 5x + 7y = 67, x = 5 → y = ____
- x + y = 12, x − y = -6 → x = ____, y = ____
- 4x + 8y = 56, x = 8 → y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 6x + 4y = 28, x = 2 → y = ____
- 4x + 9y = 46, x = 7 → y = ____