Tìm x,y biết rằng\(\frac{1+3y}{15+x}=\frac{1+6y}{18}=\frac{1+9y}{9x}\)
Tìm x,y, biết
\(\frac{1+3y}{12}=\frac{1+6y}{16}=\frac{1+9y}{4x}\)
Tìm x,y biết
\(\frac{1+3y}{12}=\frac{1+6y}{2x}=\frac{1+9y}{5x}\)
Tìm x,y biết :
\(\frac{1+2y}{18}=\frac{1+7y}{9x}=\frac{1+6y}{6x}\)
Tìm x:
\(\frac{1+3y}{12}=\frac{1+6y}{16}=\frac{1+9y}{4x}\)
Tìm x,y
\(\frac{1+3y}{12}=\frac{1+6y}{16}=\frac{1+9y}{4x}\)
tìm x,y biết rằng:
a\(\frac{1+2y}{18}=\frac{1+4y}{24}=\frac{1+6y}{6x}\)
b.\(\frac{2x+1}{5}=\frac{3y-2}{7}=\frac{2x+3y-1}{6x}\)
\(\frac{2+3y}{13}=\frac{2+6y}{17}=\frac{2+9y}{18}\)
tìm y
Tìm x, biết: \(\frac{1+3y}{12}\)= \(\frac{1+6y}{16}\)= \(\frac{1+9y}{4x}\)
