Question

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

$\frac{x}{7} + 3 = x$

$x + 21 = 7x$

$21 = 7x - x$

$21 = 6x$

$\frac{21}{6} = x$

$\frac{7}{2} = x$

$x = \frac{7}{2}$

$Espero \: haberte \: ayudado$

ATTE: OrekiHoutarou