Question

Please solve the sum fast

Answer 1

Question :

$Find \: a :$

Solution :

$2a + \frac{a - 1}{2} = 3 \\ = > \: \frac{a - 1}{2} = 3 - 2a \\ = > a - 1 = (3 - 2a) \times 2 \\ = > a - 1 = 6 - 4a \\ = > a - 1 + 4a = 6 \\ = > a + 4a = 6 + 1 \\ = > 5a = 7 \\ = > a = \frac{7}{5}$

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Answer 2

Answer:

Sorry I dont know this sum

Step-by-step explanation: