saKellateA saKellateA

20-05-2016
Mathematics

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Simplify the expression. (8 + 7a) + 4 7a

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SmarticalParticals SmarticalParticals

20-05-2016

For this one I'm going to assume that 4 7a means 4 * 7a...

(8 + 7a) + 4 * 7a =
8 + 7a + 28a =
8 + 35a

If I read it wrong and 4 7a is actually 47a then...

(8 + 7a) + 47a =
8 + 54a =
2(4 + 27a)

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