SOLUTION: -(-1)+(-52)-4-(-21) I know I have to change the - to a + before the 21, but after that I forgot what else to do.

Algebra ->  Exponents -> SOLUTION: -(-1)+(-52)-4-(-21) I know I have to change the - to a + before the 21, but after that I forgot what else to do.       Log On


   

Question 886297: -(-1)+(-52)-4-(-21)
I know I have to change the - to a + before the 21, but after that I forgot what else to do.
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
-(-1)+(-52)-4-(-21)

-(-1)+(-52)-4+21

+1+(-52)-4+21

1+(-52)-4+21

1-52-4+21

-51-4+21

-55+21

-34


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So, -(-1)+(-52)-4-(-21) = -34