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Math·Algebra·Linear equations in one variable

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$$\frac{8cx+7}{5}=4x-7$$

In the given equation, $c$ is a constant. If the equation has no solution, what is the value of $c$?

A

$\frac{5}{2}$

B

$\frac{2}{5}$

C

$-\frac{2}{5}$

D

$-\frac{5}{2}$