Ответы на вопрос:
ответ:
пошаговое объяснение:
8 1/2-х=3 5/16;
x = 8 1/2 - 3 5/16
x = 8 8/16 - 3 5/16
x = 5 3/16
(5 2/7+y)-3 1/3=6 5/42
5 2/7 + y = 6 5/42 + 3 1/3
5 2/7 + y = 6 5/42 + 3 14/42
5 2/7 + y = 9 19/42
y = 9 19/42 - 5 2/7
y = 9 19/42 - 5 12/42
y = 4 7/42
y = 4 1/6
пошаговое объяснение:
{gathered}8\frac{1}{2}-x=3\frac{5}{{16}} \hfill \\x=8\frac{1}{2}-3\frac{5}{{16}} \hfill \\x=8\frac{8}{{16}}-3\frac{5}{{16}} \hfill \\x=\boxed{5\frac{3}{{16}}} \hfill \\ \end{gathered}/tex]
{gathered}\left( {5\frac{2}{7}+y}\right)-3\frac{1}{3}=6\frac{5}{{42}} \hfill ( {5\frac{2}{7}+y}\right)=6\frac{5}{{42}}+3\frac{1}{3} \hfill ( {5\frac{2}{7}+y}\right)=6\frac{5}{{42}}+3\frac{{14}}{{42}} \hfill \\5\frac{2}{7}+y=9\frac{{19}}{{42}} \hfill \\y=9\frac{{19}}{{42}}-5\frac{2}{7} \hfill \\y=9\frac{{19}}{{42}}-5\frac{{12}}{{42}} \hfill \\y=4\frac{7}{{42}}=\boxed{4\frac{1}{6}} \hfill {gathered}/tex]
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