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
- 1x + 2y = 13, x = 3 → y = ____
- x + y = 10, x − y = -6 → x = ____, y = ____
- 9x + 2y = 42, x = 4 → y = ____
- 7x + 5y = 61, x = 8 → y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- 8x + 9y = 50, x = 4 → y = ____
- x + y = 12, x − y = -6 → x = ____, y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- 7x + 4y = 66, x = 6 → y = ____
- 1x + 3y = 12, x = 3 → y = ____
- 4x + 8y = 24, x = 2 → y = ____
- x + y = 6, x − y = -4 → x = ____, y = ____
- 6x + 8y = 86, x = 9 → y = ____
- 4x + 6y = 58, x = 4 → y = ____
- 3x + 9y = 78, x = 5 → y = ____
- 7x + 8y = 66, x = 6 → y = ____
- 8x + 9y = 119, x = 7 → y = ____
- 4x + 9y = 52, x = 4 → y = ____
- 3x + 9y = 30, x = 1 → y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____