Register Now

Login

Lost Password

Lost your password? Please enter your email address. You will receive a link and will create a new password via email.

222-9+11+12:2*14+14 = ? ( )

Toán Lớp 7: 1,5x – 7/3 = 1,5 – 2/3 giúp mình với ai nhanh nhất mình cho 5*

Toán Lớp 7: 1,5x – 7/3 = 1,5 – 2/3
giúp mình với
ai nhanh nhất mình cho 5*

Comments ( 2 )

  1. 1,5x-7/3=1,5-2/3
    <=> 3/2x-7/3=3/2-2/3
    <=> 3/2x=3/2-2/3+7/3
    <=> 3/2x=3/2-(2/3-7/3)
    <=> 3/2x=3/2-5/3
    <=> 3/2x=9/6-10/6
    <=> 3/2x=-1/6
    <=> x=-1/6:3/2
    <=> x=-1/6 . 2/3
    <=> x=-2/18
    <=> x=-1/9
    Vậy x=-1/9

Leave a reply

222-9+11+12:2*14+14 = ? ( )