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 = 3 → x = ____, y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- x + y = 4, x − y = 0 → x = ____, y = ____
- 9x + 8y = 42, x = 2 → y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- 9x + 9y = 144, x = 9 → y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 7x + 9y = 123, x = 6 → y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- x + y = 7, x − y = -5 → x = ____, y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- x + y = 13, x − y = -5 → x = ____, y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- 2x + 9y = 49, x = 2 → y = ____
- 3x + 7y = 57, x = 5 → y = ____
- x + y = 16, x − y = 0 → x = ____, y = ____
- 3x + 1y = 25, x = 6 → y = ____
- 6x + 8y = 40, x = 4 → y = ____
- x + y = 14, x − y = -2 → x = ____, y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____