tìm các số nguyên x, y biết
a, \(\dfrac{24}{7x-3}\)=\(\dfrac{-4}{25}\)
b, \(\dfrac{4}{x-6}\)=\(\dfrac{y}{24}\)=\(\dfrac{-12}{18}\)
c, \(\dfrac{-1}{5}\)<\(\dfrac{x}{8}\)<\(\dfrac{1}{4}\)
d, \(\dfrac{x+46}{20}\)=x\(\dfrac{2}{5}\)
f, y\(\dfrac{5}{y}\)=\(\dfrac{86}{y}\)
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