miss1
miss1
18-08-2015
Mathematics
contestada
simplify 1/3 (9a+b) - 1/2 (4a+2b)
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Аноним
Аноним
18-08-2015
1/3(9a+b)−12(4a+2b)
Distribute:
=(1/3)(9a)+(1/3)(b)+−2a+−b
=3a+1/3b+−2a+−b
Combine Like Terms:
=3a+1/3b+−2a+−b
=(3a+−2a)+(1/3b+−b)
=a+−2/3b
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