Rational Algebraic Equations

Find the lowest common denominator of the given denominators;

$3x^2, 2x^2-8, x+2$

Find the lowest common denominator of the given denominators;

$2x, 2x-3, x+1$

Find the lowest common denominator of the given denominators;

$x, x+2, x^2-x-6$

Find the lowest common denominator of the given denominators;

$x-a, x+1, x^2-1$

Find the lowest common denominator of the given denominators;

$x+1, x-1, x^2-1$

Find the lowest common denominator of the given denominators;

$x+4, 1, 2x+8$

Find the lowest common denominator of the given denominators;

$x^2-x, x+1$

Find the lowest common denominator of the given denominators;

$x-1, x^2-1$

Find the lowest common denominator of the given denominators;

$x, x^2+1$

Find the lowest common denominator of the given denominators;

$x, x-2, x+2$

Find the lowest common denominator of the given denominators;

$x-2, x+2$

Find the lowest common denominator of the given denominators;

$x, 2, x$

Find the lowest common denominator of the given denominators;

$x, x-2$

Find the lowest common denominator of the given denominators;

$x, x^2, 3x^4$

Find the lowest common denominator of the given denominators;

$2x, 3x$

Find the lowest common denominator of the given denominators;

$x, x$

Find the LCM of $\frac{7}{x}, \frac{3}{x^2-6x}$ and $\frac{x+1}{x^2-7x+6}$

Solve the equation:

$\frac{1}{x+1}=\frac{1}{x^2-4x-5}$

Solve the equation: $3-x+\frac{1}{x-2}=\frac{x-1}{x-2}$

Solve the equation:

$\frac{1}{a+1}+\frac{1}{a-1}=\frac{2}{a^2-1}$