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 = 7, x − y = -1 → x = ____, y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- 5x + 4y = 53, x = 9 → y = ____
- x + y = 10, x − y = 0 → x = ____, y = ____
- 3x + 1y = 23, x = 7 → y = ____
- 3x + 4y = 24, x = 4 → y = ____
- 5x + 9y = 93, x = 6 → y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- 4x + 7y = 45, x = 6 → y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- 2x + 7y = 61, x = 6 → y = ____
- 7x + 7y = 35, x = 1 → y = ____
- 5x + 1y = 30, x = 5 → y = ____
- x + y = 8, x − y = 4 → x = ____, y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 5x + 6y = 99, x = 9 → y = ____
- 8x + 8y = 56, x = 4 → y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____