On a piece of paper, graph this system of inequalities. Then determine which region contains the solution to the system. a picture with options shown. I'll award brainliest. Thank you :)

4+6x-3x^3 in standard form with explanations because i don’t understand

Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.

Due to a packaging error, 4 cans labeled diet soda were accidentally filled with regular soda and placed in a 12 pack carton of diet soda. two cans were randomly selected from this 12 pack. what is the probability that both cans were regular soda?