270.x.10=330
=> x.270.10=330
=>x.2700=330
=>x=330/2700
=>x=11/90
270 x \(x\)x 10 = 330
270 x \(x\)=330:10
270 x \(x\)=33
\(x\)=33:270
\(x\)=\(\frac{11}{90}\)
Vậy \(x\)=\(\frac{11}{90}\)
270 x X x 10 = 330
X = 330 : 10 : 270
=> X = \(\frac{11}{90}\)
Chúc em học tốt!!!