What 20+7,000+6,435-2,000

Which of the following represents the zeros of f(x) = 6x3 − 31x2 + 4x + 5? −5, one third , one half 5, − one third , one half 5, one third , − one half 5, one third , one half

Mis the midpoint of rq if rm equals 2x + 5 and mq equals 4x - 9 what is the length of rq

What is the gcf of 20c^3-5c^4+30c^6