Question

(Х+0,8):7=0,2 срочно

Answer 1

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Answer 2

$(x + 0.8) \div 7 = 0.2 \\ (x + \frac{4}{5} ) \div 7 = 0.2 \\ (x + \frac{4}{5} ) \times \frac{1}{7} = 0.2 \\ \frac{5x + 4}{5} \times \frac{1}{7} = 0.2 \\ \frac{5x + 4}{35} = 0.2 \\ 5x + 4 = 7 \\ 5x = 7 - 4 \\ 5x = 3 \\ x = \frac{3}{5}$