x:$\frac{3}{4}$ +$\frac{1}{4}$ =$\frac{-2}{3}$ 20/08/2021 Bởi Rylee x:$\frac{3}{4}$ +$\frac{1}{4}$ =$\frac{-2}{3}$
x : 3/4 + 1/4 = -2/3 ⇔ x : 3/4 = -2/3 – 1/4 ⇔ x : 3/4 = -11/12 ⇔ x = -11/12 . 3/4 ⇔ x = -11/16 Bình luận
`x : 3/4 + 1/4 = -2/3` `⇔ x : 3/4 = -2/3 – 1/4` `⇔ x : 3/4 =-11/12` `⇔ x = -11/12 . 3/4` `⇔ x = -11/16` $\text{Vậy x = $\dfrac{-11}{16}$}$ Bình luận
x : 3/4 + 1/4 = -2/3
⇔ x : 3/4 = -2/3 – 1/4
⇔ x : 3/4 = -11/12
⇔ x = -11/12 . 3/4
⇔ x = -11/16
`x : 3/4 + 1/4 = -2/3`
`⇔ x : 3/4 = -2/3 – 1/4`
`⇔ x : 3/4 =-11/12`
`⇔ x = -11/12 . 3/4`
`⇔ x = -11/16`
$\text{Vậy x = $\dfrac{-11}{16}$}$