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 = 7, x − y = 3 → x = ____, y = ____
- 5x + 8y = 70, x = 6 → y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- 8x + 8y = 104, x = 8 → y = ____
- 6x + 3y = 72, x = 9 → y = ____
- x + y = 10, x − y = -6 → x = ____, y = ____
- 6x + 8y = 96, x = 4 → y = ____
- x + y = 7, x − y = 1 → x = ____, y = ____
- 5x + 1y = 19, x = 3 → y = ____
- x + y = 10, x − y = 6 → x = ____, y = ____
- x + y = 7, x − y = -1 → x = ____, y = ____
- 1x + 9y = 10, x = 1 → y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- 4x + 6y = 42, x = 3 → y = ____
- x + y = 11, x − y = -5 → x = ____, y = ____
- x + y = 16, x − y = 2 → x = ____, y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- x + y = 9, x − y = 3 → x = ____, y = ____
- 9x + 9y = 72, x = 5 → y = ____
- 1x + 3y = 23, x = 2 → y = ____