a. \(\frac{5x}{3x+2}\)+1=\(\frac{-6x}{x+1}\)
b.\(\frac{x+3}{x+1}\)+\(\frac{x-2}{x}\)=2
c.\(\frac{3x-2}{x+7}\)=\(\frac{6x+1}{2x-3}\)
d.\(\frac{1}{2x-3}\)-\(\frac{3}{x\left(2x-3\right)}\)=\(\frac{5}{x}\)
e.\(\frac{x+1}{x-2}\)+\(\frac{x-1}{x+2}\)=\(\frac{2\left(x^2+2\right)}{x^2-4}\)
Giải phương trình:
\(\frac{2x+1}{x-1}\) = \(\frac{5\left(x-1\right)}{x+1}\)
\(\frac{3x-2}{x+7}\) = \(\frac{6x-1}{2x-3}\)
giải phương trình
\(\left(\frac{3}{2x+1}+2\right).\left(5x-2\right)=\frac{5x-2}{2x+1}\)
\(\frac{-2x-1}{2-3x}-\frac{5}{2+3x}=\frac{6x^2}{9x^2-4}\)
\(\frac{x}{x-1}-\frac{2}{x+1}=\frac{x^2+11}{x^2-1}\)
\(\frac{4}{x^2-3x+2}-\frac{3}{2x^2-6x+1}+1=0\)
\(\frac{1}{x-1}+\frac{2}{x-2}+\frac{3}{x-3}=\frac{6}{x-6}\)
Giải phương trình :a) \(x^3+\frac{x^3}{\left(x-1\right)^3}+\frac{3x^2}{x-1}-2=0\)
b) \(\frac{1}{x^2-3}+\frac{1}{2x^2-9}+\frac{1}{3x^2-6}=\frac{1}{6x^2-18}\)
\(1+\frac{45}{y^2-8y+16}=\frac{14}{y-4}\)
\(\frac{5}{x-1}-\frac{4}{3-6x+3x^2}=3\)
\(\frac{2x-5}{x-5}=3\)
\(\frac{x^2-12}{x}=x+\frac{3}{2}\)
\(\frac{\left(x^2-4\right)-\left(3x-6\right)}{x-2}=0\)
\(\frac{8}{2x+1}=2x-1\)
\(\frac{4}{x^2-3x+2}-\frac{3}{2x^2-6x+1}+1=0\)
Em cảm ơn
\(\frac{x-1}{2x+3}-\frac{3x+7}{2x-3}=\frac{-4x^2+10}{4x^2-9}\)
8. Giải phương trình sau:
b) \(\frac{-x^2+12x+4}{x^2+3x-4}=\frac{12}{x+4}+\frac{12}{3x-3}\)
9. Giải phương trình chứa ẩn ở mẫu sau:
\(\frac{1}{2x^2+5x-7}-\frac{2}{x^2-1}=\frac{3}{2x^2-5x-7}\)