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
- 3x + 7y = 20, x = 2 → y = ____
- 7x + 2y = 58, x = 8 → y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- 9x + 5y = 71, x = 4 → y = ____
- x + y = 11, x − y = -5 → x = ____, y = ____
- 4x + 3y = 37, x = 7 → y = ____
- 4x + 6y = 60, x = 6 → y = ____
- 3x + 9y = 66, x = 7 → y = ____
- x + y = 3, x − y = -1 → x = ____, y = ____
- x + y = 10, x − y = 4 → x = ____, y = ____
- 8x + 4y = 96, x = 9 → y = ____
- 7x + 9y = 30, x = 3 → y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- x + y = 6, x − y = -4 → x = ____, y = ____
- 8x + 8y = 64, x = 3 → y = ____
- 3x + 4y = 33, x = 3 → y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- 9x + 4y = 96, x = 8 → y = ____
- 9x + 1y = 49, x = 5 → y = ____