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 = 8, x − y = -2 → x = ____, y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- 2x + 2y = 14, x = 2 → y = ____
- 2x + 9y = 44, x = 4 → y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- 8x + 1y = 46, x = 5 → y = ____
- x + y = 7, x − y = 3 → x = ____, y = ____
- x + y = 7, x − y = 5 → x = ____, y = ____
- 7x + 9y = 78, x = 6 → y = ____
- 9x + 9y = 90, x = 8 → y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____
- 7x + 8y = 43, x = 5 → y = ____
- x + y = 8, x − y = 2 → x = ____, y = ____
- x + y = 10, x − y = 6 → x = ____, y = ____
- 2x + 1y = 15, x = 6 → y = ____
- 2x + 9y = 70, x = 8 → y = ____
- 2x + 7y = 30, x = 8 → y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- 7x + 9y = 86, x = 2 → y = ____