SOLUTION: Please tell me if I am on the right track: (-20)-(-30) = 10 (-20)-(+30) = -50 (+20)-(-30) = 50 Thank you.

Algebra ->  Signed-numbers -> SOLUTION: Please tell me if I am on the right track: (-20)-(-30) = 10 (-20)-(+30) = -50 (+20)-(-30) = 50 Thank you.      Log On


   

Question 445160: Please tell me if I am on the right track:
(-20)-(-30) = 10
(-20)-(+30) = -50
(+20)-(-30) = 50
Thank you.
Answer by swincher4391(1107) About Me  (Show Source):
You can put this solution on YOUR website!
Perfect. Subtracting a negative results in a positive, which is what you have adequately shown.