Respuesta :
Answer:
m + n
Step-by-step explanation:
m(n+1)-n(m-1)
mn + m - mn + n
mn - mn + m + n
m + n
Answer:
m + n
m(n+1)-n(m-1)
mn + m - mn + n
mn - mn + m + n
m + n
Answer:
m + n
Step-by-step explanation:
m(n+1)-n(m-1)
mn + m - mn + n
mn - mn + m + n
m + n
Answer:
m + n
m(n+1)-n(m-1)
mn + m - mn + n
mn - mn + m + n
m + n