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 = 12, x − y = -2 → x = ____, y = ____
- 3x + 7y = 38, x = 1 → y = ____
- x + y = 10, x − y = 0 → x = ____, y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- 9x + 8y = 136, x = 8 → y = ____
- 2x + 9y = 13, x = 2 → y = ____
- 5x + 9y = 103, x = 8 → y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- x + y = 13, x − y = -5 → x = ____, y = ____
- 8x + 4y = 88, x = 8 → y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- x + y = 7, x − y = -1 → x = ____, y = ____
- x + y = 7, x − y = 5 → x = ____, y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- 9x + 2y = 91, x = 9 → y = ____
- x + y = 16, x − y = 0 → x = ____, y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- 4x + 1y = 18, x = 3 → y = ____
- 8x + 3y = 38, x = 4 → y = ____