Only answer if yk it correct answer will get brainliest! :)

Write the following expression as a simplified polynomial in standard form:
3(x-5)^2+2(x-5)+3

If lmn=xyz, which congruences are true by cpctc? check all that apply

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.

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?