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 = 11, x − y = -3 → x = ____, y = ____
- 7x + 7y = 70, x = 8 → y = ____
- 7x + 7y = 91, x = 4 → y = ____
- 9x + 9y = 135, x = 8 → y = ____
- 7x + 5y = 54, x = 2 → y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- 4x + 7y = 34, x = 5 → y = ____
- 5x + 5y = 70, x = 8 → y = ____
- 7x + 3y = 69, x = 9 → y = ____
- 7x + 7y = 63, x = 1 → y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- x + y = 7, x − y = 3 → x = ____, y = ____
- 2x + 1y = 10, x = 3 → y = ____
- 2x + 1y = 23, x = 8 → y = ____
- 1x + 4y = 38, x = 6 → y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- 1x + 9y = 59, x = 5 → y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- x + y = 17, x − y = -1 → x = ____, y = ____
- x + y = 12, x − y = -6 → x = ____, y = ____