Toán Tìm x,biết: x/5+0,5=6/10 Mong mn giúp ạ! 10/10/2021 By Kylie Tìm x,biết: x/5+0,5=6/10 Mong mn giúp ạ!
x/5+0,5=6/10
x/5+1/2=3/5
x/5=3/5-1/2
x/5=1/10
x=1/10.5
x=1/2.
Vậy x=1/2.
x/5 + 0.5 = 6/10
x/5 + 1/2 = 6/10
x/5 = 6/10 – 1/2
x/5 = 6/10 – 5/10
x/5 = 1/10
⇒ x = 0.5