It has to be b because none of the others are correct.
X=-1 is the answer. Hope that helps!
The fewest number of expressions is 3.
Answer:
-3
Step-by-step explanation:
First take (-3+2) and simplify that which will turn into (-1). Then take (-5+7) which will turn into (2). Then plug that back into the equation and you get (-1)-(2). And you get -3.
