Please someone help, I keep asking questions and NO ONE HELPSSS

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

This is my question~~ ( r ^ 4 - 2r ^ 3 - 23 r ^ 2 - 4r - 32)÷(r+4) ~~ i must use long division to solve it : / i was wondering if anyone world like to solve it. and if so, share step-by-step explanations! you! ❤

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a