Bài 1:Tìm x
a, \(\dfrac{x}{6}=\dfrac{7}{3}\)
b,\(\dfrac{20}{x}=\dfrac{-12}{15}\)
c,\(\dfrac{-15}{35}=\dfrac{27}{x}\)
d,\(\dfrac{\dfrac{4}{5}}{1\dfrac{2}{5}}=\dfrac{2\dfrac{2}{5}}{x}\)
e,\(\dfrac{x}{1\dfrac{1}{4}}=\dfrac{1\dfrac{1}{5}}{2}\)
f,\(\dfrac{\dfrac{1}{2}}{1\dfrac{1}{4}}=\dfrac{x}{3\dfrac{1}{3}}\)
Bài 2:Tìm x
a,\(3x:2,7=\dfrac{1}{3}:2\dfrac{1}{4}\)
b,\(3:0,4x=1:0,01\)
c,\(4,5:0,3=2,25:0,1x\)
d,\(x:27=-2:3,6\)
Bài 3:Tìm x
a,\(1,35:0,2=1,25:0,1x\)
b,\(3,8:2x=\dfrac{1}{4}:2\dfrac{2}{3}\)
c,\(3\dfrac{1}{3}:2,4=0,35x:0,35\)
d,\(1\dfrac{1}{3}:0,8=\dfrac{2}{3}:0,1x\)
GIÚP MÌNH VỚI NHA
