When 8x^2+3x+2 is subtracted from 9x^2-3x-4 what’s the answer

Abag contains 3 red marbles 4 white marbles and 5 blue marbles if one marble is drawn from the bag what is the probability that the marble will be blue

Me with this one question, and i'll upvote the brainliest answer

Question 13 (1 point) jerome is starting a new job. his contract states he will earn $42,000 the first year, and will get a 4% raise per year. which function s(x) represents jerome's salary after a certain number of years, x?