Question

Tìm \(x\) biết:

\(x\) x 9,9 + \(x\) : 10 = 20,06

Answer 1

X  x 9,9 + X : 10 = 20,06

X x (9, 9 + 0,1) = 20,06

X x 10=20,06

X = 20,06 :10

 X =2,006

Answer 2

9,9x+x.1/10=20,06

x(9,9+1/10)=20,06

10x=20,06

x=2,006