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 = 10, x − y = -2 → x = ____, y = ____
- 4x + 5y = 63, x = 7 → y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- 1x + 1y = 15, x = 7 → y = ____
- 4x + 4y = 20, x = 2 → y = ____
- 6x + 5y = 44, x = 4 → y = ____
- 8x + 8y = 40, x = 4 → y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- 8x + 3y = 55, x = 5 → y = ____
- 8x + 3y = 91, x = 8 → y = ____
- 4x + 8y = 68, x = 9 → y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- 6x + 8y = 98, x = 7 → y = ____
- x + y = 10, x − y = -6 → x = ____, y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- x + y = 3, x − y = -1 → x = ____, y = ____
- 6x + 5y = 21, x = 1 → y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- x + y = 9, x − y = -5 → x = ____, y = ____
- 1x + 5y = 13, x = 8 → y = ____