Question

(5a-7)/(3a+1)=4/5 solve and give answer
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Answer 1

Answer:

$( \frac{5a - 7}{3a + 1} ) = \frac{4}{5} \\ = 5(5a - 7) = 4(3a + 1) \\ = 25a - 35 = 12a + 4 \\ = 25a - 12a = 4 + 35 \\ = 13a = 39 \\ = a = \frac{39}{13} = 3 \: \: ans$

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Answer 2

Answer:

4(3a+1)= 5(5a - 7)

=>12a + 4= 25a - 35

=>13a = 39

=> a= 3

Step-by-step explanation:

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