Practice problem
Simplify the expression x2+9x+18x+6\frac{x^2+9x+18}{x+6}x+6x2+9x+18.
x+3x+6\frac{x+3}{x+6}x+6x+3
x+3x+3x+3
1x+3\frac{1}{x+3}x+31
2(x+6)2(x+6)2(x+6)
Type a concept, like “slope” or “photosynthesis”.
