| $|\dfrac{9}{4}x – \dfrac{4}{5}| = \dfrac{1}{2}$

Question

| $|\dfrac{9}{4}x – \dfrac{4}{5}| = \dfrac{1}{2}$

in progress 0
Eva 3 tuần 2021-07-09T21:50:07+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-07-09T21:51:21+00:00

    `|9/4x – 4/5| = 1/2`

    `⇔ 9/4x – 4/5 = 1/2` hoặc `9/4x – 4/5 = -1/2`

    `⇔ 9/4x = 13/10` hoặc `9/4x = 3/10`

    `⇔ x = 26/45` hoặc `x = 2/15`

     

    0
    2021-07-09T21:51:37+00:00

    `=> 9/4x-4/5=1/2` hoặc `9/4x-4/5=-1/2 `

    `=> 9/4x=13/10` hoặc `9/4x=3/10`

    `=> x=26/45` hoặc `x=2/15`

     

Leave an answer

Browse

35:5x4+1-9:3 = ? ( )