Question

Tìm x,y biết :

7/17=x/119=-35/y

Answer 1

\(\frac{7}{17}=\frac{x}{119}=-\frac{35}{y}\)

\(+,\frac{7}{17}=\frac{x}{119}\)

\(\Rightarrow7.119=17x\Rightarrow833=17x\Rightarrow x=49\)

\(+,\frac{7}{17}=-\frac{35}{y}\)

\(7y=-35.17\Rightarrow7y=-595\Rightarrow y=-85\)