Toán Tìm x X+ 5/13 + 10/26 + 15/39 + 20/52 + 40/104= 25/13 30/06/2021 By Sadie Tìm x X+ 5/13 + 10/26 + 15/39 + 20/52 + 40/104= 25/13
`x + 5/13 + 10/26 + 15/39 + 20/52 + 40/104 = 25/13` `x + 5/13 + 5/13 + 5/13 + 5/13 + 5/13 = 25/13` `x + 5/13 × 5 = 25/13` `x + 25/13 = 25/13` `x = 25/13 – 25/13` `x = 0` `#dtkc` Trả lời
Đáp án + Giải thích các bước giải: `x + 5/13 + 10/26 + 15/39 + 20/52 + 40/104=25/13` `=>x+5/13+5/13+5/13+5/13+5/13=25/13` `=>x+25/13=25/13` `=>x=25/13-25/13=0` Vậy `x = 0` Trả lời
`x + 5/13 + 10/26 + 15/39 + 20/52 + 40/104 = 25/13`
`x + 5/13 + 5/13 + 5/13 + 5/13 + 5/13 = 25/13`
`x + 5/13 × 5 = 25/13`
`x + 25/13 = 25/13`
`x = 25/13 – 25/13`
`x = 0`
`#dtkc`
Đáp án + Giải thích các bước giải:
`x + 5/13 + 10/26 + 15/39 + 20/52 + 40/104=25/13`
`=>x+5/13+5/13+5/13+5/13+5/13=25/13`
`=>x+25/13=25/13`
`=>x=25/13-25/13=0`
Vậy `x = 0`