Question

$\frac{3x + 5}{2x + 7} = \frac{4}{5}$
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Answer 1

$\frac{3x + 5}{2x + 7} = \frac{4}{5} \\ \\ 5(3x + 5) = 4(2x + 7) \\ \\ 15x + 25 = 8x + 28 \\ \\ 15x - 8x = 28 - 25 \\ \\ 7x = 3 \\ \\ x = \frac{3}{7}$

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