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 = 10, x − y = 4 → x = ____, y = ____
- 3x + 3y = 42, x = 8 → y = ____
- x + y = 14, x − y = -4 → x = ____, y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- x + y = 16, x − y = -2 → x = ____, y = ____
- 5x + 7y = 66, x = 2 → y = ____
- 7x + 4y = 99, x = 9 → y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____
- 9x + 8y = 89, x = 9 → y = ____
- x + y = 11, x − y = -5 → x = ____, y = ____
- 6x + 1y = 20, x = 3 → y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- x + y = 6, x − y = -4 → x = ____, y = ____
- 9x + 4y = 86, x = 6 → y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- 2x + 9y = 53, x = 4 → y = ____
- 1x + 4y = 34, x = 2 → y = ____