Question

Ученикам 6 класса ВОПРОС

Answer 1

$\frac{2x - 0.5}{4.5} = \frac{84}{108} \\ \\ 108 \times (2x - 0.5) = 84 \times 4.5 \\ \\ 216x - 54 = 378 \\ \\ 216x = 378 + 54 \\ \\ 216x = 432 \\ \\ x = 432 \div 216 \\ \\ x = 2$

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