Toán Lớp 9: Giải phương trình:
17,1.(R+16) = 15,3.(R+34)
Leave a reply
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.
Toán Lớp 9: Giải phương trình:
17,1.(R+16) = 15,3.(R+34)
Comments ( 2 )
$⇔17,1R+273,6=15,3R+520,2$
$⇔17,1R-15,3R=520,2-273,6$
$⇔1,8R=246,6$
$⇔R=137$
Vậy $R=137$