Question

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Answer 1

$frac{x}{4}+x=4$
$frac{x}{4}+ frac{4x}{4}= frac{16}{4}$
$frac{5x}{4}= frac{16}{4}$
$5x= frac{16*4}{4} =16$
$x= frac{16}{5}= 3.2$