Question

Cho 1,8 + 1,8 + 1,8 + 5,4= X x 1,8. Tìm x

Answer 1

x=5

Answer 2

1,8+1,8+1,8+5,4=Xx1,8

=>10,8=Xx1,8

=>x=6

Answer 3

\(1,8+1,8+1,8+5,4=x\times1,8\)

\(=3\times1,8+5,4=x\times1,8\)

\(=10,8=x\times1,8\)

\(x=6\)

Answer 4

x=6