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 = 9, x − y = 5 → x = ____, y = ____
- 7x + 7y = 84, x = 3 → y = ____
- x + y = 17, x − y = -1 → x = ____, y = ____
- 9x + 4y = 87, x = 7 → y = ____
- 9x + 3y = 45, x = 4 → y = ____
- 7x + 3y = 40, x = 4 → y = ____
- 3x + 4y = 23, x = 5 → y = ____
- 5x + 9y = 37, x = 2 → y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- x + y = 10, x − y = 0 → x = ____, y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- 6x + 1y = 18, x = 2 → y = ____
- x + y = 14, x − y = -4 → x = ____, y = ____
- 4x + 3y = 32, x = 5 → y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 1x + 1y = 6, x = 2 → y = ____
- x + y = 13, x − y = 5 → x = ____, y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- 7x + 3y = 33, x = 3 → y = ____