Question

4х-19
$4x 19 \times \frac{3}{5} = 23$
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Answer 1

Ответ:

$4x - 19 \times \frac{3}{5} = 23 \\ 4x = \frac{57}{5} + 23 \\ 4x = 11 \frac{2}{5} + 23 \\ 4x = 34.4 \: \: \: \: \: | \div 4 \\ x = 8.6$