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 = 7, x − y = -3 → x = ____, y = ____
- x + y = 5, x − y = -1 → x = ____, y = ____
- 3x + 5y = 58, x = 6 → y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- x + y = 2, x − y = 0 → x = ____, y = ____
- 9x + 3y = 66, x = 7 → y = ____
- 9x + 2y = 86, x = 8 → y = ____
- 6x + 7y = 73, x = 4 → y = ____
- 7x + 8y = 58, x = 6 → y = ____
- 8x + 2y = 74, x = 8 → y = ____
- x + y = 7, x − y = 1 → x = ____, y = ____
- 4x + 2y = 32, x = 4 → y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- 7x + 4y = 39, x = 1 → y = ____
- 9x + 1y = 78, x = 8 → y = ____
- 3x + 9y = 33, x = 8 → y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- 9x + 6y = 108, x = 6 → y = ____