amejia209
amejia209
16-01-2020
Mathematics
contestada
When a=2 and b=5
-3(2b-2a)=
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annabelle140
annabelle140
16-01-2020
-3 x 2b= -6b
-3 x -2a= 6a
-6b= -6 x 5=-30
6a= 6 x 2= 12
-30+12=-18
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