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what -2+-3+-1+-6+-4+-4+-4+-7

Guest Mar 24, 2017
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2+0 Answers

 #1
avatar+19 
+1

Start by combining the negative and the positive numbers. Then solve.

Trgrd.brd  Mar 25, 2017
 #2
avatar+310 
+1

a+(-b)=a-b

-a-b=0-a-b

Ehrlich  Mar 26, 2017

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