Respuesta :

Answer:

That`s kind of hard to understand, but I think it`s -10

Step-by-step explanation:

It izz wat it izzzz!!!

  (plz mark me brainliest)

Answer:

m=-10

Step-by-step explanation:

1. simplify to m- -7=-3 to m+7

  m+7=−3

2. subtract 7 from both sides

    m=−3−7

3. Simplify  −3−7  to  −10.

m= -10