Respuesta :

Answer:

-7

Step-by-step explanation:

m = -3

n = 4

Plug those numbers into the equation (substituting the numbers in place of the variables)

m - n becomes -3 - 4

Then, subtract 4 from -3 (do -3 - 4)

-3 - 4 = -7

Well you take -3 and - 4.You would end up with -7 because -3+-4 is -7