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 = 3, x − y = 1 → x = ____, y = ____
- 6x + 5y = 61, x = 6 → y = ____
- 2x + 1y = 3, x = 1 → y = ____
- 4x + 4y = 56, x = 8 → y = ____
- 4x + 4y = 40, x = 6 → y = ____
- 8x + 9y = 104, x = 4 → y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- 3x + 1y = 6, x = 1 → y = ____
- 6x + 8y = 78, x = 1 → y = ____
- 1x + 3y = 25, x = 4 → y = ____
- 4x + 9y = 78, x = 6 → y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- 2x + 4y = 26, x = 9 → y = ____
- 8x + 2y = 58, x = 5 → y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- 6x + 8y = 64, x = 8 → y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- 1x + 3y = 13, x = 1 → y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____