Respuesta :
Step-by-step explanation:
When you are subtracting a negative number from a positive number, the negative - sign will always turn into a positive + sign.
So in this case, you would cancel out the negative - signs and put in a positive + sign: 1-(-3) --> 1+3
Answer:
When you are subtracting a negative number from a positive number, the negative - sign will always turn into a positive + sign.
So in this case, you would cancel out the negative - signs and put in a positive + sign: 1-(-3) --> 1+3