Question

Subtract$\frac{x^2}{x+3}-\frac{9}{x+3}$

Short answer

The required expression is$x-3$.

Step-by-step solution

Given information

The given expression is,

$\frac{x^2}{x+3}-\frac{9}{x+3}.$

Simplifying the expression

Make common denominator:

$\frac{x^2-9}{x+3}$

Factor the numerator:

$\frac{(x+3)(x-3)}{x+3}$

Cancel the like factors from the numerator and denominator:

$x-3$