Practice
Simplify each expression by combining like terms.
1. 6x + 4x
2. – 5y + 2y
3. – 3m - 8(m + 1)
4. -81r - 2) + 6(r - 2) -
5. 9m - 7m + 13​

Respuesta :

1. 10x
2. -3y
3. -11 - 8
4. -75r - 14
5. 2m + 13