Respuesta :
Answer:
the answers are: A, D, E, F, and G.
Step-by-step explanation:
A: Combine the constant terms by adding 7 and –2.
D: Combine the like variable terms by adding the coefficients.
E: 5 k and negative 3 k are like variable terms.
F: The constants 7 and –2 are like terms.
G: The equivalent expression is 5 + 2 k + n