Which monomials are factors of 9x^4

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

Name the quadrilaterals that have four equal sides.

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.