Question

evaluate(-7)+(-25)+(31)​

Answer 1

Answer:

Dear,

I think -1 is right answer

Answer 2

Solution,

=> (- 7) + (- 25) + (31)

=> - 7 - 25 +31

=> - 32 + 31

=> -1

We should know that,

• - - = +
• + + = +
• - + = -
• + - = -