Can u pls help me with this question who ever helps me will get a 5 stars on there answer and named brainliest

Solve the following: 12(x^2–x–1)+13(x^2–x–1)=25(x^2–x–1) 364x–64x=300x

1. how do you find p(a and b) if a and b are dependent events for two or more actions, such as selecting two candies and drawing p(green, and then pink)?

Add the two expressions 4.6 x -3 + -5.3 x + 9