SOLUTION: I know that -|10| + |10|=20
what about this |-10 + 10| = does this mean it's 20 or would it be 0?
what about is it's like this -|-10 + 10| =
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Question 395865: I know that -|10| + |10|=20
what about this |-10 + 10| = does this mean it's 20 or would it be 0?
what about is it's like this -|-10 + 10| =
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Unfortunately, that's incorrect.
-|10|+|10| = 0 because -|10| = -10 and |10| = 10
So
-|10|+|10| = 0
-10+10 = 0
10 - 10 = 0
0 = 0
You're thinking of |-10|+|10|
For the other two...
|-10 + 10| = |10-10| = |0| = 0
-|-10 + 10| = -|10-10| = -|0| = -0 = 0
If you need more help, email me at jim_thompson5910@hotmail.com
Also, feel free to check out my tutoring website
Jim
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