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 = 9, x − y = 5 → x = ____, y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- 6x + 4y = 76, x = 8 → y = ____
- x + y = 7, x − y = -5 → x = ____, y = ____
- 8x + 9y = 78, x = 3 → y = ____
- 9x + 7y = 66, x = 5 → y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- 2x + 3y = 25, x = 8 → y = ____
- x + y = 16, x − y = 2 → x = ____, y = ____
- 4x + 3y = 34, x = 7 → y = ____
- 8x + 8y = 144, x = 9 → y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- 2x + 9y = 41, x = 7 → y = ____
- x + y = 11, x − y = -3 → x = ____, y = ____
- 6x + 8y = 42, x = 3 → y = ____
- x + y = 10, x − y = 6 → x = ____, y = ____
- 2x + 9y = 68, x = 7 → y = ____
- 4x + 9y = 105, x = 6 → y = ____
- 8x + 8y = 56, x = 1 → y = ____