/2.x-3/=x-1 \(\Leftrightarrow\orbr{\begin{cases}2x-3=x-1\\2x-3=-(x-1)\end{cases}}\)\(\Leftrightarrow\orbr{\begin{cases}2x-3-x=-1\\2x-3=-x+1\end{cases}}\Leftrightarrow\orbr{\begin{cases}x(2-1)=2\\2x+x=4\end{cases}\Leftrightarrow\orbr{\begin{cases}x=2\\3x=4\end{cases}\Leftrightarrow}\orbr{\begin{cases}x=2\\x=\frac{4}{3}\end{cases}}}\)
2.(x-3)=0
giup mik voi
x+3 tren x+5=3 phan 5.Tim x
Giup mik voi!!!
x^1 x^2 .... x^2016
giup mik voi
4/x=5-2y/3
tim cac cap so nguyen (x,y). thoa man
giup mik voi de thi thu day ai giup dc thi mik tik cho
giup mik voi!!
a) 3^x+x^2=1
b) (3x-14)^n=1
c) (5^2x.5^x+1):5=125
3^x+3^x+1+3^x+2=243.39
7.(x-5)-3.(4-x) tai gia trij x =-1
giup mik voi,mikddang can gap
a) (3^x-15)^7=0
b) 4^2.x-6=1
GIUP MIK VOI NHA !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
truoc 8 gio sang ai giai nhanh nhat mik se tik cho nguoi do
giup mik voi tim x biet
1, 5-(3x+6)>-2x+1
2, -7.(x+2)-3x<6-11x
3, (x+1).(x+2)-x.(x+3)<4-x
4, 6-2x>17+(4-x)
Tim x, y nguyen de \(\frac{x}{9}-\frac{3}{y}=\frac{1}{18}\)
Ai nhanh mik tick, cac ban giup mik voi!
