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
- 9x + 1y = 21, x = 2 → y = ____
- 2x + 9y = 26, x = 4 → y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- x + y = 7, x − y = 5 → x = ____, y = ____
- 6x + 1y = 54, x = 8 → y = ____
- 8x + 2y = 66, x = 7 → y = ____
- 3x + 3y = 18, x = 5 → y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- 5x + 9y = 78, x = 3 → y = ____
- 1x + 3y = 7, x = 4 → y = ____
- x + y = 6, x − y = 0 → x = ____, y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- 1x + 5y = 39, x = 9 → y = ____
- 9x + 4y = 97, x = 9 → y = ____
- x + y = 13, x − y = -5 → x = ____, y = ____
- x + y = 9, x − y = -3 → x = ____, y = ____
- x + y = 7, x − y = -5 → x = ____, y = ____
- 5x + 5y = 45, x = 1 → y = ____
- x + y = 17, x − y = 1 → x = ____, y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____