Loading [MathJax]/jax/output/SVG/config.js
web2.0calc
 
+0  
 

 5- (-7)

0
1262
1
avatar

5-(-7)

 Sep 22, 2017

1+0 Answers

 #1
avatar+1491 
+1

12, since -7 is multiplied by an invisible negative one.

 Sep 22, 2017

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