Tìm x,biết
x-1/12+x-1/20+x-1/30+x-1/42+x-1/56+x-1/72+x-1/90=?
1.Tìm x, biết: x+13/12+21/20+31/30+43/42+57/56+73/72+91/90=277/30
Tìm x, biết :x-2/12+x-2/20+x-2/30+x-2/42+x-2/56+x-2/72=16/9
x-2/12+x-2/20+x-2/30+x-2/42+x-2/56+x-2/72
121212/161616 - (151515/323232 - x ) = 2
x/2 + x/ 6 + x/12 + x/20 + x/30 + x/42 + x/56 + x/72 + x/90 = 9/5
giải giúp mik với mai mik phải nộp bài rồi xong trình bày bài rồi mik kick cho
Thank You
Tìm x biết :
x-2/12 + x-2/20 + x-2/30 + x-2/42 + x-2/56 + x-2/72 = 16/9
1,tìm x,y biết:
x-2011/12+x-2011/20+x-2011/30+x-2011/42+x-2011/56+x-2011/72=16/9
tim x biet :
x-2/12+x-2/20+x-2/30+x-2/42+x-2/56+x-2/72=16/9
Tìm x biết \(\frac{x-2}{12}+\frac{x-2}{20}+\frac{x-2}{30}+\frac{x-2}{42}+\frac{x-2}{56}+\frac{x-2}{72}=\frac{16}{9}\)