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
- 7x + 2y = 27, x = 3 → y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- x + y = 7, x − y = 1 → x = ____, y = ____
- 9x + 5y = 121, x = 9 → y = ____
- 1x + 1y = 14, x = 5 → y = ____
- x + y = 10, x − y = -8 → x = ____, y = ____
- 2x + 4y = 38, x = 7 → y = ____
- x + y = 10, x − y = 0 → x = ____, y = ____
- x + y = 11, x − y = -1 → x = ____, y = ____
- x + y = 16, x − y = 0 → x = ____, y = ____
- 9x + 3y = 21, x = 2 → y = ____
- 4x + 3y = 22, x = 1 → y = ____
- x + y = 7, x − y = 3 → x = ____, y = ____
- 9x + 3y = 105, x = 9 → y = ____
- 6x + 3y = 33, x = 2 → y = ____
- 7x + 9y = 119, x = 8 → y = ____
- 6x + 8y = 106, x = 7 → y = ____
- 7x + 4y = 64, x = 8 → y = ____
- 6x + 4y = 52, x = 8 → y = ____
- x + y = 17, x − y = -1 → x = ____, y = ____