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 = 5, x − y = -1 → x = ____, y = ____
- 3x + 4y = 42, x = 6 → y = ____
- 2x + 2y = 20, x = 7 → y = ____
- x + y = 8, x − y = 6 → x = ____, y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- x + y = 11, x − y = -1 → x = ____, y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- 3x + 5y = 61, x = 7 → y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- 6x + 1y = 42, x = 6 → y = ____
- 9x + 8y = 43, x = 3 → y = ____
- 7x + 5y = 56, x = 3 → y = ____
- 7x + 9y = 80, x = 5 → y = ____
- 3x + 8y = 33, x = 3 → y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- 3x + 9y = 102, x = 7 → y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____