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28-01-2019
Mathematics

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Mary says the two expressions 4(5a-8)+2a and 12a-6 are equivalent is she correct

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crisforp crisforp

28-01-2019

Answer:

We have 4( 5a - 8 ) + 2a = 20a - 32 + 2a = 20a + 2a - 32 = 22a - 32 =

2( 11a - 16);

The two expressions 2( 11a - 16) and 12a - 16 aren't equivalent.

Step-by-step explanation:

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