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 = 5 → x = ____, y = ____
- 5x + 2y = 31, x = 3 → y = ____
- 7x + 3y = 67, x = 7 → y = ____
- x + y = 10, x − y = -6 → x = ____, y = ____
- 7x + 4y = 85, x = 7 → y = ____
- 3x + 8y = 70, x = 2 → y = ____
- x + y = 16, x − y = 0 → x = ____, y = ____
- x + y = 3, x − y = -1 → x = ____, y = ____
- 4x + 4y = 40, x = 7 → y = ____
- 2x + 4y = 30, x = 7 → y = ____
- 7x + 6y = 63, x = 3 → y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- 2x + 1y = 21, x = 7 → y = ____
- x + y = 11, x − y = -3 → x = ____, y = ____
- 7x + 8y = 77, x = 3 → y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 1x + 2y = 15, x = 3 → y = ____
- 1x + 8y = 46, x = 6 → y = ____
- 1x + 5y = 22, x = 2 → y = ____