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(10-1)/(3(5-4)                  5(3-2)x2-2

 Sep 15, 2018
 #1
avatar+1207 
+2

1.

10−1

=

9

3(5−4)

=

9

(3)(1)

=

9

3

=3

 

2. 

5(3−2)x2−2

=5x2+−2

 Sep 15, 2018

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