What is the solution to this equation 6(x-3)=3x+9

Angela rode his bike around a bike trail that was 1/4 of a mile long he rode his bike around the trail 8 * angelo says he wrote a total of 8/4 miles to russell says he's wrong and he actually and says that he actually wrote to my who is corrupt use words and trying to explain how you know.

Graph y ≥ -x^2 - 1. click on the graph until the correct graph appears.

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels